Finding the Fourth Proportional to 5,727,719.10, 8,593,957.92 and 2,318,415.74
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Solution
The fourth proportional to 5,727,719.10, 8,593,957.92 and 2,318,415.74 is: 3,478,586.66
Step by Step Solution
- Step 1: Write the proportion equation
5,727,719.10 : 8,593,957.92 = 2,318,415.74 : x - Step 2: Convert to fraction form
5,727,719.10/8,593,957.92 = 2,318,415.74/x - Step 3: Cross multiply
5,727,719.10x = 8,593,957.92 × 2,318,415.74 - Step 4: Simplify right side
5,727,719.10x = 19,924,367,267,655.87 - Step 5: Solve for x
x = 19,924,367,267,655.87/5,727,719.10 - Step 6: Final answer
x = 3,478,586.66
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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.