(b) Three numbers are in the ratio 1:2:3. The sum of their cubes is 6.322176. Find the numbers.
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Step-by-step explanation:
Let the numbers be x, 2x and 3x
x^3 + 2x^3 + 3x^3 = 6.322176
6x^3 = 6.322176
x^3 = 6.322176/6
= 1.053696
x = 1.01758753199
2x = 2.03517506398
3x = 3.05276259597
Hope this helps
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