 There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans.  New School Algebra - Σελίδα 334των G. A. Wentworth - 1898Πλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | 1861 - 552 σελίδες
...1006 |=10Ш5. In the same manner square 125, 76, 95, 455, 725, 1255, &c. ALGEBRAICAL QUESTION. — There are four numbers in geometrical progression,...the extremes, is to the sum of the means, as 7 to 3. What are the numbers ? А. г. к. several numbers is required. In comparing numbers we observe we... | |
 | Horatio Nelson Robinson - 1861 - 372 σελίδες
...progression, such that their sum shall be 14, and the sum of their squares 84. ^?/is 2, 4, and 8. 8. There are four numbers in geometrical progression, the second of which is less than the fourth by 21 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers 1 Ans.... | |
 | Horatio Nelson Robinson - 1863 - 432 σελίδες
...progression, each that their sum shall be 11, and the gum of their squares 84. Ans. 2, 4, and 8. 8. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. What are the numbers? Ans. l, 3, 9, and 27. 9. There are three numbers in geometrical progression j... | |
 | Benjamin Greenleaf - 1863 - 338 σελίδες
...the difference of the extremes as 2 to 3. Required the numbers. Ans. 5, 10, 20. 14. There are fonr numbers in geometrical progression, the second of which is less than the fourth by ?t, and the sum of the extremes is to the sum of the moans as 1 to 3. Eequired the numbers. Ans. l,... | |
 | Benjamin Greenleaf - 1864 - 336 σελίδες
...the mean is to the difference of the extremes as 2 to 3. Required the numbers. Ans. 5, 10, 20. 14. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. 1, 3, 9, 27. MISCELLANEOUS EXAMPLES. 1. What is the quantity made up of... | |
 | James Wharton - 1864 - 180 σελίδες
...the first day, 13 the second and so on. lu how many days will the second overtake the first ? (88.) There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers ? fell 1/., and of a sheep 6«. Sd., he got for 100Î. three times as many sheep... | |
 | Horatio Nelson Robinson - 1864 - 444 σελίδες
...-. /» <*• such that their sum shall be 14, and the sum of their squares 84. Ans. 2, 4, and 8. 5. There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; acd the sum of the extremes is to the sum of the means as 7 to 3. What are the numbers? V-.Ty, ty%... | |
 | Paul Allen Towne - 1865 - 314 σελίδες
...81. 7. The difference between the second and fourth of four numbers in geometrical progression is 24. The sum of the extremes is to the sum of the means as 7 to 3. What are the numbers ? Ans. 1, 3, 9, 27. 8. What is the third term of a harmonical proportion whose... | |
 | Horatio Nelson Robinson - 1866 - 328 σελίδες
...their squares 84. Ans. 2, 4, and 8. 13. Of four numbers in geometrical progression, the second number is less than the fourth by 24, and the sum of the extremes is to the sum of the means, as 7 to 3 ; what are the numbers ? Ans. l, 3, 9, and 27. 14. Tie sum of four numbers in geometrical progression... | |
 | Jeremiah Day - 1866 - 434 σελίδες
...the squares of all the three numbers as 5 to 7. What are the numbers ? Ans. 5, 10, and 20. Prob. 7. There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; ant" the sum of the extremes is to the sum of the means, as 7 to 3 What are the numbers? Ans. 1,... | |
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