Home / 1,338,296.82-1,846,799.55-726,436.41

Finding the Fourth Proportional to 1,338,296.82, 1,846,799.55 and 726,436.41

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Solution

The fourth proportional to 1,338,296.82, 1,846,799.55 and 726,436.41 is: 1,002,455.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,296.82 : 1,846,799.55 = 726,436.41 : x
  2. Step 2: Convert to fraction form
    1,338,296.82/1,846,799.55 = 726,436.41/x
  3. Step 3: Cross multiply
    1,338,296.82x = 1,846,799.55 × 726,436.41
  4. Step 4: Simplify right side
    1,338,296.82x = 1,341,582,435,091.62
  5. Step 5: Solve for x
    x = 1,341,582,435,091.62/1,338,296.82
  6. Step 6: Final answer
    x = 1,002,455.07

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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.