Finding the Fourth Proportional to 3,771,691.68, 5,204,934.24 and 2,052,824.52
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Solution
The fourth proportional to 3,771,691.68, 5,204,934.24 and 2,052,824.52 is: 2,832,897.69
Step by Step Solution
- Step 1: Write the proportion equation
3,771,691.68 : 5,204,934.24 = 2,052,824.52 : x - Step 2: Convert to fraction form
3,771,691.68/5,204,934.24 = 2,052,824.52/x - Step 3: Cross multiply
3,771,691.68x = 5,204,934.24 × 2,052,824.52 - Step 4: Simplify right side
3,771,691.68x = 10,684,816,632,859.56 - Step 5: Solve for x
x = 10,684,816,632,859.56/3,771,691.68 - Step 6: Final answer
x = 2,832,897.69
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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.