Finding the Fourth Proportional to 3,618,451.68, 5,427,696.24 and 2,121,493.92
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Solution
The fourth proportional to 3,618,451.68, 5,427,696.24 and 2,121,493.92 is: 3,182,251.86
Step by Step Solution
- Step 1: Write the proportion equation
3,618,451.68 : 5,427,696.24 = 2,121,493.92 : x - Step 2: Convert to fraction form
3,618,451.68/5,427,696.24 = 2,121,493.92/x - Step 3: Cross multiply
3,618,451.68x = 5,427,696.24 × 2,121,493.92 - Step 4: Simplify right side
3,618,451.68x = 11,514,824,572,766.86 - Step 5: Solve for x
x = 11,514,824,572,766.86/3,618,451.68 - Step 6: Final answer
x = 3,182,251.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.