Home / 3,423,324.80-5,138,673.60-1,930,332.80

Finding the Fourth Proportional to 3,423,324.80, 5,138,673.60 and 1,930,332.80

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Solution

The fourth proportional to 3,423,324.80, 5,138,673.60 and 1,930,332.80 is: 2,897,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,324.80 : 5,138,673.60 = 1,930,332.80 : x
  2. Step 2: Convert to fraction form
    3,423,324.80/5,138,673.60 = 1,930,332.80/x
  3. Step 3: Cross multiply
    3,423,324.80x = 5,138,673.60 × 1,930,332.80
  4. Step 4: Simplify right side
    3,423,324.80x = 9,919,350,198,574.08
  5. Step 5: Solve for x
    x = 9,919,350,198,574.08/3,423,324.80
  6. Step 6: Final answer
    x = 2,897,577.87

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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.