Finding the Fourth Proportional to 1,695,202.25, 2,542,523.92 and 557,979.26
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Solution
The fourth proportional to 1,695,202.25, 2,542,523.92 and 557,979.26 is: 836,876.90
Step by Step Solution
- Step 1: Write the proportion equation
1,695,202.25 : 2,542,523.92 = 557,979.26 : x - Step 2: Convert to fraction form
1,695,202.25/2,542,523.92 = 557,979.26/x - Step 3: Cross multiply
1,695,202.25x = 2,542,523.92 × 557,979.26 - Step 4: Simplify right side
1,695,202.25x = 1,418,675,601,306.33 - Step 5: Solve for x
x = 1,418,675,601,306.33/1,695,202.25 - Step 6: Final answer
x = 836,876.90
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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.