Finding the Fourth Proportional to 1,327,966.13, 1,832,593.26 and 724,354.13
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Solution
The fourth proportional to 1,327,966.13, 1,832,593.26 and 724,354.13 is: 999,608.70
Step by Step Solution
- Step 1: Write the proportion equation
1,327,966.13 : 1,832,593.26 = 724,354.13 : x - Step 2: Convert to fraction form
1,327,966.13/1,832,593.26 = 724,354.13/x - Step 3: Cross multiply
1,327,966.13x = 1,832,593.26 × 724,354.13 - Step 4: Simplify right side
1,327,966.13x = 1,327,446,487,328.20 - Step 5: Solve for x
x = 1,327,446,487,328.20/1,327,966.13 - Step 6: Final answer
x = 999,608.70
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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.