Finding the Fourth Proportional to 4,311,685.99, 5,948,624.05 and 2,763,800.97
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Solution
The fourth proportional to 4,311,685.99, 5,948,624.05 and 2,763,800.97 is: 3,813,082.17
Step by Step Solution
- Step 1: Write the proportion equation
4,311,685.99 : 5,948,624.05 = 2,763,800.97 : x - Step 2: Convert to fraction form
4,311,685.99/5,948,624.05 = 2,763,800.97/x - Step 3: Cross multiply
4,311,685.99x = 5,948,624.05 × 2,763,800.97 - Step 4: Simplify right side
4,311,685.99x = 16,440,812,956,076.38 - Step 5: Solve for x
x = 16,440,812,956,076.38/4,311,685.99 - Step 6: Final answer
x = 3,813,082.17
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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.