Home / 3,231,729.68-4,847,717.10-1,209,760.76

Finding the Fourth Proportional to 3,231,729.68, 4,847,717.10 and 1,209,760.76

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Solution

The fourth proportional to 3,231,729.68, 4,847,717.10 and 1,209,760.76 is: 1,814,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,729.68 : 4,847,717.10 = 1,209,760.76 : x
  2. Step 2: Convert to fraction form
    3,231,729.68/4,847,717.10 = 1,209,760.76/x
  3. Step 3: Cross multiply
    3,231,729.68x = 4,847,717.10 × 1,209,760.76
  4. Step 4: Simplify right side
    3,231,729.68x = 5,864,577,923,161.00
  5. Step 5: Solve for x
    x = 5,864,577,923,161.00/3,231,729.68
  6. Step 6: Final answer
    x = 1,814,687.03

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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.