Finding the Fourth Proportional to 2,484,688.38, 3,727,115.43 and 687,421.26
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Solution
The fourth proportional to 2,484,688.38, 3,727,115.43 and 687,421.26 is: 1,031,154.81
Step by Step Solution
- Step 1: Write the proportion equation
2,484,688.38 : 3,727,115.43 = 687,421.26 : x - Step 2: Convert to fraction form
2,484,688.38/3,727,115.43 = 687,421.26/x - Step 3: Cross multiply
2,484,688.38x = 3,727,115.43 × 687,421.26 - Step 4: Simplify right side
2,484,688.38x = 2,562,098,385,056.04 - Step 5: Solve for x
x = 2,562,098,385,056.04/2,484,688.38 - Step 6: Final answer
x = 1,031,154.81
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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.