Finding the Fourth Proportional to 3,732,338.24, 5,153,105.76 and 2,871,379.52
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Solution
The fourth proportional to 3,732,338.24, 5,153,105.76 and 2,871,379.52 is: 3,964,410.88
Step by Step Solution
- Step 1: Write the proportion equation
3,732,338.24 : 5,153,105.76 = 2,871,379.52 : x - Step 2: Convert to fraction form
3,732,338.24/5,153,105.76 = 2,871,379.52/x - Step 3: Cross multiply
3,732,338.24x = 5,153,105.76 × 2,871,379.52 - Step 4: Simplify right side
3,732,338.24x = 14,796,522,343,658.04 - Step 5: Solve for x
x = 14,796,522,343,658.04/3,732,338.24 - Step 6: Final answer
x = 3,964,410.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.