Home / 2,489,144.90-3,734,294.94-783,243.86

Finding the Fourth Proportional to 2,489,144.90, 3,734,294.94 and 783,243.86

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Solution

The fourth proportional to 2,489,144.90, 3,734,294.94 and 783,243.86 is: 1,175,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,144.90 : 3,734,294.94 = 783,243.86 : x
  2. Step 2: Convert to fraction form
    2,489,144.90/3,734,294.94 = 783,243.86/x
  3. Step 3: Cross multiply
    2,489,144.90x = 3,734,294.94 × 783,243.86
  4. Step 4: Simplify right side
    2,489,144.90x = 2,924,863,579,267.85
  5. Step 5: Solve for x
    x = 2,924,863,579,267.85/2,489,144.90
  6. Step 6: Final answer
    x = 1,175,047.54

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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.