Home / 1,331,310.80-1,996,966.20-444,846.80

Finding the Fourth Proportional to 1,331,310.80, 1,996,966.20 and 444,846.80

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Solution

The fourth proportional to 1,331,310.80, 1,996,966.20 and 444,846.80 is: 667,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,310.80 : 1,996,966.20 = 444,846.80 : x
  2. Step 2: Convert to fraction form
    1,331,310.80/1,996,966.20 = 444,846.80/x
  3. Step 3: Cross multiply
    1,331,310.80x = 1,996,966.20 × 444,846.80
  4. Step 4: Simplify right side
    1,331,310.80x = 888,344,023,778.16
  5. Step 5: Solve for x
    x = 888,344,023,778.16/1,331,310.80
  6. Step 6: Final answer
    x = 667,270.20

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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.