Finding the Fourth Proportional to 2,722,702.18, 4,078,640.44 and 2,499,496.96
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Solution
The fourth proportional to 2,722,702.18, 4,078,640.44 and 2,499,496.96 is: 3,744,276.35
Step by Step Solution
- Step 1: Write the proportion equation
2,722,702.18 : 4,078,640.44 = 2,499,496.96 : x - Step 2: Convert to fraction form
2,722,702.18/4,078,640.44 = 2,499,496.96/x - Step 3: Cross multiply
2,722,702.18x = 4,078,640.44 × 2,499,496.96 - Step 4: Simplify right side
2,722,702.18x = 10,194,549,380,713.06 - Step 5: Solve for x
x = 10,194,549,380,713.06/2,722,702.18 - Step 6: Final answer
x = 3,744,276.35
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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.