Home / 3,423,251.80-5,138,564.10-1,930,259.80

Finding the Fourth Proportional to 3,423,251.80, 5,138,564.10 and 1,930,259.80

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Solution

The fourth proportional to 3,423,251.80, 5,138,564.10 and 1,930,259.80 is: 2,897,468.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,251.80 : 5,138,564.10 = 1,930,259.80 : x
  2. Step 2: Convert to fraction form
    3,423,251.80/5,138,564.10 = 1,930,259.80/x
  3. Step 3: Cross multiply
    3,423,251.80x = 5,138,564.10 × 1,930,259.80
  4. Step 4: Simplify right side
    3,423,251.80x = 9,918,763,711,953.18
  5. Step 5: Solve for x
    x = 9,918,763,711,953.18/3,423,251.80
  6. Step 6: Final answer
    x = 2,897,468.34

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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.