Finding the Fourth Proportional to 2,331,774.92, 3,498,679.74 and 816,545.38
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Solution
The fourth proportional to 2,331,774.92, 3,498,679.74 and 816,545.38 is: 1,225,174.33
Step by Step Solution
- Step 1: Write the proportion equation
2,331,774.92 : 3,498,679.74 = 816,545.38 : x - Step 2: Convert to fraction form
2,331,774.92/3,498,679.74 = 816,545.38/x - Step 3: Cross multiply
2,331,774.92x = 3,498,679.74 × 816,545.38 - Step 4: Simplify right side
2,331,774.92x = 2,856,830,777,796.60 - Step 5: Solve for x
x = 2,856,830,777,796.60/2,331,774.92 - Step 6: Final answer
x = 1,225,174.33
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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.