Home / 4,140,785.76-5,714,154.52-2,398,489.20

Finding the Fourth Proportional to 4,140,785.76, 5,714,154.52 and 2,398,489.20

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Solution

The fourth proportional to 4,140,785.76, 5,714,154.52 and 2,398,489.20 is: 3,309,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,785.76 : 5,714,154.52 = 2,398,489.20 : x
  2. Step 2: Convert to fraction form
    4,140,785.76/5,714,154.52 = 2,398,489.20/x
  3. Step 3: Cross multiply
    4,140,785.76x = 5,714,154.52 × 2,398,489.20
  4. Step 4: Simplify right side
    4,140,785.76x = 13,705,337,903,351.18
  5. Step 5: Solve for x
    x = 13,705,337,903,351.18/4,140,785.76
  6. Step 6: Final answer
    x = 3,309,839.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.