Home / 2,649,217.80-3,974,419.13-966,321.30

Finding the Fourth Proportional to 2,649,217.80, 3,974,419.13 and 966,321.30

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Solution

The fourth proportional to 2,649,217.80, 3,974,419.13 and 966,321.30 is: 1,449,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,217.80 : 3,974,419.13 = 966,321.30 : x
  2. Step 2: Convert to fraction form
    2,649,217.80/3,974,419.13 = 966,321.30/x
  3. Step 3: Cross multiply
    2,649,217.80x = 3,974,419.13 × 966,321.30
  4. Step 4: Simplify right side
    2,649,217.80x = 3,840,565,855,614.86
  5. Step 5: Solve for x
    x = 3,840,565,855,614.86/2,649,217.80
  6. Step 6: Final answer
    x = 1,449,698.04

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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.