Finding the Fourth Proportional to 2,376,167.80, 3,564,251.70 and 1,313,285.80
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Solution
The fourth proportional to 2,376,167.80, 3,564,251.70 and 1,313,285.80 is: 1,969,928.70
Step by Step Solution
- Step 1: Write the proportion equation
2,376,167.80 : 3,564,251.70 = 1,313,285.80 : x - Step 2: Convert to fraction form
2,376,167.80/3,564,251.70 = 1,313,285.80/x - Step 3: Cross multiply
2,376,167.80x = 3,564,251.70 × 1,313,285.80 - Step 4: Simplify right side
2,376,167.80x = 4,680,881,145,235.86 - Step 5: Solve for x
x = 4,680,881,145,235.86/2,376,167.80 - Step 6: Final answer
x = 1,969,928.70
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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.