Finding the Fourth Proportional to 1,513,592.64, 2,088,755.28 and 834,531.12
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Solution
The fourth proportional to 1,513,592.64, 2,088,755.28 and 834,531.12 is: 1,151,651.53
Step by Step Solution
- Step 1: Write the proportion equation
1,513,592.64 : 2,088,755.28 = 834,531.12 : x - Step 2: Convert to fraction form
1,513,592.64/2,088,755.28 = 834,531.12/x - Step 3: Cross multiply
1,513,592.64x = 2,088,755.28 × 834,531.12 - Step 4: Simplify right side
1,513,592.64x = 1,743,131,283,224.31 - Step 5: Solve for x
x = 1,743,131,283,224.31/1,513,592.64 - Step 6: Final answer
x = 1,151,651.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.