Home / 1,078,820.85-1,488,729.27-595,379.78

Finding the Fourth Proportional to 1,078,820.85, 1,488,729.27 and 595,379.78

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Solution

The fourth proportional to 1,078,820.85, 1,488,729.27 and 595,379.78 is: 821,600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,820.85 : 1,488,729.27 = 595,379.78 : x
  2. Step 2: Convert to fraction form
    1,078,820.85/1,488,729.27 = 595,379.78/x
  3. Step 3: Cross multiply
    1,078,820.85x = 1,488,729.27 × 595,379.78
  4. Step 4: Simplify right side
    1,078,820.85x = 886,359,305,252.16
  5. Step 5: Solve for x
    x = 886,359,305,252.16/1,078,820.85
  6. Step 6: Final answer
    x = 821,600.09

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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.