Home / 1,078,703.38-1,488,642.18-595,299.76

Finding the Fourth Proportional to 1,078,703.38, 1,488,642.18 and 595,299.76

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Solution

The fourth proportional to 1,078,703.38, 1,488,642.18 and 595,299.76 is: 821,531.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,703.38 : 1,488,642.18 = 595,299.76 : x
  2. Step 2: Convert to fraction form
    1,078,703.38/1,488,642.18 = 595,299.76/x
  3. Step 3: Cross multiply
    1,078,703.38x = 1,488,642.18 × 595,299.76
  4. Step 4: Simplify right side
    1,078,703.38x = 886,188,332,479.88
  5. Step 5: Solve for x
    x = 886,188,332,479.88/1,078,703.38
  6. Step 6: Final answer
    x = 821,531.06

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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.