Home / 2,632,779.60-3,949,169.40-2,616,190.80

Finding the Fourth Proportional to 2,632,779.60, 3,949,169.40 and 2,616,190.80

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Solution

The fourth proportional to 2,632,779.60, 3,949,169.40 and 2,616,190.80 is: 3,924,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,779.60 : 3,949,169.40 = 2,616,190.80 : x
  2. Step 2: Convert to fraction form
    2,632,779.60/3,949,169.40 = 2,616,190.80/x
  3. Step 3: Cross multiply
    2,632,779.60x = 3,949,169.40 × 2,616,190.80
  4. Step 4: Simplify right side
    2,632,779.60x = 10,331,780,651,921.52
  5. Step 5: Solve for x
    x = 10,331,780,651,921.52/2,632,779.60
  6. Step 6: Final answer
    x = 3,924,286.20

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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.