Home / 1,337,993.31-1,846,431.69-726,145.92

Finding the Fourth Proportional to 1,337,993.31, 1,846,431.69 and 726,145.92

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Solution

The fourth proportional to 1,337,993.31, 1,846,431.69 and 726,145.92 is: 1,002,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,993.31 : 1,846,431.69 = 726,145.92 : x
  2. Step 2: Convert to fraction form
    1,337,993.31/1,846,431.69 = 726,145.92/x
  3. Step 3: Cross multiply
    1,337,993.31x = 1,846,431.69 × 726,145.92
  4. Step 4: Simplify right side
    1,337,993.31x = 1,340,778,838,252.20
  5. Step 5: Solve for x
    x = 1,340,778,838,252.20/1,337,993.31
  6. Step 6: Final answer
    x = 1,002,081.87

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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.