Finding the Fourth Proportional to 4,024,035.28, 5,553,115.02 and 2,188,454.06
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Solution
The fourth proportional to 4,024,035.28, 5,553,115.02 and 2,188,454.06 is: 3,020,037.41
Step by Step Solution
- Step 1: Write the proportion equation
4,024,035.28 : 5,553,115.02 = 2,188,454.06 : x - Step 2: Convert to fraction form
4,024,035.28/5,553,115.02 = 2,188,454.06/x - Step 3: Cross multiply
4,024,035.28x = 5,553,115.02 × 2,188,454.06 - Step 4: Simplify right side
4,024,035.28x = 12,152,737,072,458.14 - Step 5: Solve for x
x = 12,152,737,072,458.14/4,024,035.28 - Step 6: Final answer
x = 3,020,037.41
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1.5x scale
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.