Home / 869,180.40-1,300,660.20-794,530.80

Finding the Fourth Proportional to 869,180.40, 1,300,660.20 and 794,530.80

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Solution

The fourth proportional to 869,180.40, 1,300,660.20 and 794,530.80 is: 1,188,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,180.40 : 1,300,660.20 = 794,530.80 : x
  2. Step 2: Convert to fraction form
    869,180.40/1,300,660.20 = 794,530.80/x
  3. Step 3: Cross multiply
    869,180.40x = 1,300,660.20 × 794,530.80
  4. Step 4: Simplify right side
    869,180.40x = 1,033,414,589,234.16
  5. Step 5: Solve for x
    x = 1,033,414,589,234.16/869,180.40
  6. Step 6: Final answer
    x = 1,188,952.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.