Home / 2,172,497.60-3,258,730.20-656,177.60

Finding the Fourth Proportional to 2,172,497.60, 3,258,730.20 and 656,177.60

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Solution

The fourth proportional to 2,172,497.60, 3,258,730.20 and 656,177.60 is: 984,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,497.60 : 3,258,730.20 = 656,177.60 : x
  2. Step 2: Convert to fraction form
    2,172,497.60/3,258,730.20 = 656,177.60/x
  3. Step 3: Cross multiply
    2,172,497.60x = 3,258,730.20 × 656,177.60
  4. Step 4: Simplify right side
    2,172,497.60x = 2,138,305,761,683.52
  5. Step 5: Solve for x
    x = 2,138,305,761,683.52/2,172,497.60
  6. Step 6: Final answer
    x = 984,261.51

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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.