Home / 1,344,619.28-1,855,520.57-732,758.91

Finding the Fourth Proportional to 1,344,619.28, 1,855,520.57 and 732,758.91

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Solution

The fourth proportional to 1,344,619.28, 1,855,520.57 and 732,758.91 is: 1,011,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,619.28 : 1,855,520.57 = 732,758.91 : x
  2. Step 2: Convert to fraction form
    1,344,619.28/1,855,520.57 = 732,758.91/x
  3. Step 3: Cross multiply
    1,344,619.28x = 1,855,520.57 × 732,758.91
  4. Step 4: Simplify right side
    1,344,619.28x = 1,359,649,232,187.68
  5. Step 5: Solve for x
    x = 1,359,649,232,187.68/1,344,619.28
  6. Step 6: Final answer
    x = 1,011,177.85

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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.