Home / 2,086,624.85-3,125,862.12-1,438,086.20

Finding the Fourth Proportional to 2,086,624.85, 3,125,862.12 and 1,438,086.20

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Solution

The fourth proportional to 2,086,624.85, 3,125,862.12 and 1,438,086.20 is: 2,154,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,624.85 : 3,125,862.12 = 1,438,086.20 : x
  2. Step 2: Convert to fraction form
    2,086,624.85/3,125,862.12 = 1,438,086.20/x
  3. Step 3: Cross multiply
    2,086,624.85x = 3,125,862.12 × 1,438,086.20
  4. Step 4: Simplify right side
    2,086,624.85x = 4,495,259,177,874.74
  5. Step 5: Solve for x
    x = 4,495,259,177,874.74/2,086,624.85
  6. Step 6: Final answer
    x = 2,154,320.73

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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.