Finding the Fourth Proportional to 1,073,663.60, 1,609,314.41 and 442,232.96
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Solution
The fourth proportional to 1,073,663.60, 1,609,314.41 and 442,232.96 is: 662,862.99
Step by Step Solution
- Step 1: Write the proportion equation
1,073,663.60 : 1,609,314.41 = 442,232.96 : x - Step 2: Convert to fraction form
1,073,663.60/1,609,314.41 = 442,232.96/x - Step 3: Cross multiply
1,073,663.60x = 1,609,314.41 × 442,232.96 - Step 4: Simplify right side
1,073,663.60x = 711,691,864,847.22 - Step 5: Solve for x
x = 711,691,864,847.22/1,073,663.60 - Step 6: Final answer
x = 662,862.99
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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.