Finding the Fourth Proportional to 3,800,501.96, 5,700,761.84 and 921,856.84
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Solution
The fourth proportional to 3,800,501.96, 5,700,761.84 and 921,856.84 is: 1,382,787.42
Step by Step Solution
- Step 1: Write the proportion equation
3,800,501.96 : 5,700,761.84 = 921,856.84 : x - Step 2: Convert to fraction form
3,800,501.96/5,700,761.84 = 921,856.84/x - Step 3: Cross multiply
3,800,501.96x = 5,700,761.84 × 921,856.84 - Step 4: Simplify right side
3,800,501.96x = 5,255,286,295,414.99 - Step 5: Solve for x
x = 5,255,286,295,414.99/3,800,501.96 - Step 6: Final answer
x = 1,382,787.42
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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.