Home / 965,942.20-1,449,107.70-809,255.80

Finding the Fourth Proportional to 965,942.20, 1,449,107.70 and 809,255.80

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Solution

The fourth proportional to 965,942.20, 1,449,107.70 and 809,255.80 is: 1,214,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,942.20 : 1,449,107.70 = 809,255.80 : x
  2. Step 2: Convert to fraction form
    965,942.20/1,449,107.70 = 809,255.80/x
  3. Step 3: Cross multiply
    965,942.20x = 1,449,107.70 × 809,255.80
  4. Step 4: Simplify right side
    965,942.20x = 1,172,698,811,049.66
  5. Step 5: Solve for x
    x = 1,172,698,811,049.66/965,942.20
  6. Step 6: Final answer
    x = 1,214,046.57

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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.