Finding the Fourth Proportional to 2,463,286.20, 3,400,934.48 and 2,204,715.38
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Solution
The fourth proportional to 2,463,286.20, 3,400,934.48 and 2,204,715.38 is: 3,043,938.84
Step by Step Solution
- Step 1: Write the proportion equation
2,463,286.20 : 3,400,934.48 = 2,204,715.38 : x - Step 2: Convert to fraction form
2,463,286.20/3,400,934.48 = 2,204,715.38/x - Step 3: Cross multiply
2,463,286.20x = 3,400,934.48 × 2,204,715.38 - Step 4: Simplify right side
2,463,286.20x = 7,498,092,526,400.05 - Step 5: Solve for x
x = 7,498,092,526,400.05/2,463,286.20 - Step 6: Final answer
x = 3,043,938.84
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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.