Finding the Fourth Proportional to 1,613,445.26, 2,420,187.33 and 491,523.98
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Solution
The fourth proportional to 1,613,445.26, 2,420,187.33 and 491,523.98 is: 737,291.89
Step by Step Solution
- Step 1: Write the proportion equation
1,613,445.26 : 2,420,187.33 = 491,523.98 : x - Step 2: Convert to fraction form
1,613,445.26/2,420,187.33 = 491,523.98/x - Step 3: Cross multiply
1,613,445.26x = 2,420,187.33 × 491,523.98 - Step 4: Simplify right side
1,613,445.26x = 1,189,580,108,787.17 - Step 5: Solve for x
x = 1,189,580,108,787.17/1,613,445.26 - Step 6: Final answer
x = 737,291.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.