Finding the Fourth Proportional to 3,668,721.24, 5,063,239.95 and 2,098,998.90
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Solution
The fourth proportional to 3,668,721.24, 5,063,239.95 and 2,098,998.90 is: 2,896,849.99
Step by Step Solution
- Step 1: Write the proportion equation
3,668,721.24 : 5,063,239.95 = 2,098,998.90 : x - Step 2: Convert to fraction form
3,668,721.24/5,063,239.95 = 2,098,998.90/x - Step 3: Cross multiply
3,668,721.24x = 5,063,239.95 × 2,098,998.90 - Step 4: Simplify right side
3,668,721.24x = 10,627,735,085,486.05 - Step 5: Solve for x
x = 10,627,735,085,486.05/3,668,721.24 - Step 6: Final answer
x = 2,896,849.99
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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.