Home / 1,338,250.61-1,846,787.29-726,403.28

Finding the Fourth Proportional to 1,338,250.61, 1,846,787.29 and 726,403.28

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Solution

The fourth proportional to 1,338,250.61, 1,846,787.29 and 726,403.28 is: 1,002,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,250.61 : 1,846,787.29 = 726,403.28 : x
  2. Step 2: Convert to fraction form
    1,338,250.61/1,846,787.29 = 726,403.28/x
  3. Step 3: Cross multiply
    1,338,250.61x = 1,846,787.29 × 726,403.28
  4. Step 4: Simplify right side
    1,338,250.61x = 1,341,512,333,868.37
  5. Step 5: Solve for x
    x = 1,341,512,333,868.37/1,338,250.61
  6. Step 6: Final answer
    x = 1,002,437.30

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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.