Finding the Fourth Proportional to 5,175,447.04, 7,764,351.56 and 1,581,724.92
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Solution
The fourth proportional to 5,175,447.04, 7,764,351.56 and 1,581,724.92 is: 2,372,948.32
Step by Step Solution
- Step 1: Write the proportion equation
5,175,447.04 : 7,764,351.56 = 1,581,724.92 : x - Step 2: Convert to fraction form
5,175,447.04/7,764,351.56 = 1,581,724.92/x - Step 3: Cross multiply
5,175,447.04x = 7,764,351.56 × 1,581,724.92 - Step 4: Simplify right side
5,175,447.04x = 12,281,068,350,092.87 - Step 5: Solve for x
x = 12,281,068,350,092.87/5,175,447.04 - Step 6: Final answer
x = 2,372,948.32
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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.