Finding the Fourth Proportional to 1,753,639.22, 2,630,560.88 and 491,565.26
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Solution
The fourth proportional to 1,753,639.22, 2,630,560.88 and 491,565.26 is: 737,376.49
Step by Step Solution
- Step 1: Write the proportion equation
1,753,639.22 : 2,630,560.88 = 491,565.26 : x - Step 2: Convert to fraction form
1,753,639.22/2,630,560.88 = 491,565.26/x - Step 3: Cross multiply
1,753,639.22x = 2,630,560.88 × 491,565.26 - Step 4: Simplify right side
1,753,639.22x = 1,293,092,329,770.22 - Step 5: Solve for x
x = 1,293,092,329,770.22/1,753,639.22 - Step 6: Final answer
x = 737,376.49
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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.