Finding the Fourth Proportional to 2,292,156.10, 3,438,234.15 and 2,053,007.65
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Solution
The fourth proportional to 2,292,156.10, 3,438,234.15 and 2,053,007.65 is: 3,079,511.48
Step by Step Solution
- Step 1: Write the proportion equation
2,292,156.10 : 3,438,234.15 = 2,053,007.65 : x - Step 2: Convert to fraction form
2,292,156.10/3,438,234.15 = 2,053,007.65/x - Step 3: Cross multiply
2,292,156.10x = 3,438,234.15 × 2,053,007.65 - Step 4: Simplify right side
2,292,156.10x = 7,058,721,012,441.25 - Step 5: Solve for x
x = 7,058,721,012,441.25/2,292,156.10 - Step 6: Final answer
x = 3,079,511.48
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1.5x scale
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.