Home / 3,534,229.20-5,305,280.40-1,939,906.20

Finding the Fourth Proportional to 3,534,229.20, 5,305,280.40 and 1,939,906.20

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Solution

The fourth proportional to 3,534,229.20, 5,305,280.40 and 1,939,906.20 is: 2,912,020.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,229.20 : 5,305,280.40 = 1,939,906.20 : x
  2. Step 2: Convert to fraction form
    3,534,229.20/5,305,280.40 = 1,939,906.20/x
  3. Step 3: Cross multiply
    3,534,229.20x = 5,305,280.40 × 1,939,906.20
  4. Step 4: Simplify right side
    3,534,229.20x = 10,291,746,340,698.48
  5. Step 5: Solve for x
    x = 10,291,746,340,698.48/3,534,229.20
  6. Step 6: Final answer
    x = 2,912,020.06

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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.