Home / 1,337,929.74-1,846,356.56-726,087.78

Finding the Fourth Proportional to 1,337,929.74, 1,846,356.56 and 726,087.78

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Solution

The fourth proportional to 1,337,929.74, 1,846,356.56 and 726,087.78 is: 1,002,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,929.74 : 1,846,356.56 = 726,087.78 : x
  2. Step 2: Convert to fraction form
    1,337,929.74/1,846,356.56 = 726,087.78/x
  3. Step 3: Cross multiply
    1,337,929.74x = 1,846,356.56 × 726,087.78
  4. Step 4: Simplify right side
    1,337,929.74x = 1,340,616,932,108.40
  5. Step 5: Solve for x
    x = 1,340,616,932,108.40/1,337,929.74
  6. Step 6: Final answer
    x = 1,002,008.47

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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.