Three numbers are in the ratio 1:2:3. The sum of there cube is 79092. Find the number.
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Three numbers are in the ratio 1:2:3. The sum of there cube is 79092. Find the number.
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Answer:
Let the numbers be x,2x,3x.
ATQ,
(x) ³+(2x) ³+(3x) ³=79092
x ³+8x ³+27x ³=79092
36x ³=79092
x ³=79092/36
x ³=2197
x= 3√2197
x=13
1st no.=x=13
2nd no.=2x=26
3rd no.=3x=39
:. The 3 numbers are:13,26,39
Step-by-step explanation:
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