Finding the Fourth Proportional to 3,915,591.17, 5,873,545.98 and 1,865,197.67
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Solution
The fourth proportional to 3,915,591.17, 5,873,545.98 and 1,865,197.67 is: 2,797,872.35
Step by Step Solution
- Step 1: Write the proportion equation
3,915,591.17 : 5,873,545.98 = 1,865,197.67 : x - Step 2: Convert to fraction form
3,915,591.17/5,873,545.98 = 1,865,197.67/x - Step 3: Cross multiply
3,915,591.17x = 5,873,545.98 × 1,865,197.67 - Step 4: Simplify right side
3,915,591.17x = 10,955,324,247,166.14 - Step 5: Solve for x
x = 10,955,324,247,166.14/3,915,591.17 - Step 6: Final answer
x = 2,797,872.35
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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.