Home / 2,948,335.66-4,422,011.28-818,635.06

Finding the Fourth Proportional to 2,948,335.66, 4,422,011.28 and 818,635.06

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Solution

The fourth proportional to 2,948,335.66, 4,422,011.28 and 818,635.06 is: 1,227,815.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,335.66 : 4,422,011.28 = 818,635.06 : x
  2. Step 2: Convert to fraction form
    2,948,335.66/4,422,011.28 = 818,635.06/x
  3. Step 3: Cross multiply
    2,948,335.66x = 4,422,011.28 × 818,635.06
  4. Step 4: Simplify right side
    2,948,335.66x = 3,620,013,469,523.48
  5. Step 5: Solve for x
    x = 3,620,013,469,523.48/2,948,335.66
  6. Step 6: Final answer
    x = 1,227,815.92

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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.