Home / 3,907,789.60-5,861,684.40-2,632,331.20

Finding the Fourth Proportional to 3,907,789.60, 5,861,684.40 and 2,632,331.20

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Solution

The fourth proportional to 3,907,789.60, 5,861,684.40 and 2,632,331.20 is: 3,948,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,789.60 : 5,861,684.40 = 2,632,331.20 : x
  2. Step 2: Convert to fraction form
    3,907,789.60/5,861,684.40 = 2,632,331.20/x
  3. Step 3: Cross multiply
    3,907,789.60x = 5,861,684.40 × 2,632,331.20
  4. Step 4: Simplify right side
    3,907,789.60x = 15,429,894,730,673.28
  5. Step 5: Solve for x
    x = 15,429,894,730,673.28/3,907,789.60
  6. Step 6: Final answer
    x = 3,948,496.80

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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.