Home / 993,794.40-1,491,433.56-738,217.13

Finding the Fourth Proportional to 993,794.40, 1,491,433.56 and 738,217.13

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Solution

The fourth proportional to 993,794.40, 1,491,433.56 and 738,217.13 is: 1,107,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,794.40 : 1,491,433.56 = 738,217.13 : x
  2. Step 2: Convert to fraction form
    993,794.40/1,491,433.56 = 738,217.13/x
  3. Step 3: Cross multiply
    993,794.40x = 1,491,433.56 × 738,217.13
  4. Step 4: Simplify right side
    993,794.40x = 1,101,001,794,791.72
  5. Step 5: Solve for x
    x = 1,101,001,794,791.72/993,794.40
  6. Step 6: Final answer
    x = 1,107,876.84

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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.