Home / 3,986,163.20-5,979,244.80-2,923,281.20

Finding the Fourth Proportional to 3,986,163.20, 5,979,244.80 and 2,923,281.20

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Solution

The fourth proportional to 3,986,163.20, 5,979,244.80 and 2,923,281.20 is: 4,384,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,163.20 : 5,979,244.80 = 2,923,281.20 : x
  2. Step 2: Convert to fraction form
    3,986,163.20/5,979,244.80 = 2,923,281.20/x
  3. Step 3: Cross multiply
    3,986,163.20x = 5,979,244.80 × 2,923,281.20
  4. Step 4: Simplify right side
    3,986,163.20x = 17,479,013,914,037.76
  5. Step 5: Solve for x
    x = 17,479,013,914,037.76/3,986,163.20
  6. Step 6: Final answer
    x = 4,384,921.80

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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.