Home / 969,751.44-1,338,379.20-587,729.52

Finding the Fourth Proportional to 969,751.44, 1,338,379.20 and 587,729.52

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Solution

The fourth proportional to 969,751.44, 1,338,379.20 and 587,729.52 is: 811,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,751.44 : 1,338,379.20 = 587,729.52 : x
  2. Step 2: Convert to fraction form
    969,751.44/1,338,379.20 = 587,729.52/x
  3. Step 3: Cross multiply
    969,751.44x = 1,338,379.20 × 587,729.52
  4. Step 4: Simplify right side
    969,751.44x = 786,604,964,793.98
  5. Step 5: Solve for x
    x = 786,604,964,793.98/969,751.44
  6. Step 6: Final answer
    x = 811,140.81

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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.