Home / 2,632,755.25-3,949,132.88-638,211.25

Finding the Fourth Proportional to 2,632,755.25, 3,949,132.88 and 638,211.25

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Solution

The fourth proportional to 2,632,755.25, 3,949,132.88 and 638,211.25 is: 957,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,755.25 : 3,949,132.88 = 638,211.25 : x
  2. Step 2: Convert to fraction form
    2,632,755.25/3,949,132.88 = 638,211.25/x
  3. Step 3: Cross multiply
    2,632,755.25x = 3,949,132.88 × 638,211.25
  4. Step 4: Simplify right side
    2,632,755.25x = 2,520,381,031,760.90
  5. Step 5: Solve for x
    x = 2,520,381,031,760.90/2,632,755.25
  6. Step 6: Final answer
    x = 957,316.88

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Similar ratio
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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.