Home / 2,906,799.76-4,361,177.66-1,287,344.04

Finding the Fourth Proportional to 2,906,799.76, 4,361,177.66 and 1,287,344.04

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Solution

The fourth proportional to 2,906,799.76, 4,361,177.66 and 1,287,344.04 is: 1,931,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,799.76 : 4,361,177.66 = 1,287,344.04 : x
  2. Step 2: Convert to fraction form
    2,906,799.76/4,361,177.66 = 1,287,344.04/x
  3. Step 3: Cross multiply
    2,906,799.76x = 4,361,177.66 × 1,287,344.04
  4. Step 4: Simplify right side
    2,906,799.76x = 5,614,336,067,982.15
  5. Step 5: Solve for x
    x = 5,614,336,067,982.15/2,906,799.76
  6. Step 6: Final answer
    x = 1,931,449.20

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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.