Home / 1,338,047.87-1,846,519.35-726,206.06

Finding the Fourth Proportional to 1,338,047.87, 1,846,519.35 and 726,206.06

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Solution

The fourth proportional to 1,338,047.87, 1,846,519.35 and 726,206.06 is: 1,002,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,047.87 : 1,846,519.35 = 726,206.06 : x
  2. Step 2: Convert to fraction form
    1,338,047.87/1,846,519.35 = 726,206.06/x
  3. Step 3: Cross multiply
    1,338,047.87x = 1,846,519.35 × 726,206.06
  4. Step 4: Simplify right side
    1,338,047.87x = 1,340,953,546,493.56
  5. Step 5: Solve for x
    x = 1,340,953,546,493.56/1,338,047.87
  6. Step 6: Final answer
    x = 1,002,171.58

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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.