Home / 2,431,295.61-3,354,847.17-1,398,410.75

Finding the Fourth Proportional to 2,431,295.61, 3,354,847.17 and 1,398,410.75

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Solution

The fourth proportional to 2,431,295.61, 3,354,847.17 and 1,398,410.75 is: 1,929,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,295.61 : 3,354,847.17 = 1,398,410.75 : x
  2. Step 2: Convert to fraction form
    2,431,295.61/3,354,847.17 = 1,398,410.75/x
  3. Step 3: Cross multiply
    2,431,295.61x = 3,354,847.17 × 1,398,410.75
  4. Step 4: Simplify right side
    2,431,295.61x = 4,691,454,347,135.08
  5. Step 5: Solve for x
    x = 4,691,454,347,135.08/2,431,295.61
  6. Step 6: Final answer
    x = 1,929,610.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.