Finding the Fourth Proportional to 7,252,452.38, 10,874,934.94 and 2,134,217.70
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Solution
The fourth proportional to 7,252,452.38, 10,874,934.94 and 2,134,217.70 is: 3,200,224.89
Step by Step Solution
- Step 1: Write the proportion equation
7,252,452.38 : 10,874,934.94 = 2,134,217.70 : x - Step 2: Convert to fraction form
7,252,452.38/10,874,934.94 = 2,134,217.70/x - Step 3: Cross multiply
7,252,452.38x = 10,874,934.94 × 2,134,217.70 - Step 4: Simplify right side
7,252,452.38x = 23,209,478,635,296.44 - Step 5: Solve for x
x = 23,209,478,635,296.44/7,252,452.38 - Step 6: Final answer
x = 3,200,224.89
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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.