Home / 1,987,717-2,743,049.46-1,082,299

Finding the Fourth Proportional to 1,987,717, 2,743,049.46 and 1,082,299

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Solution

The fourth proportional to 1,987,717, 2,743,049.46 and 1,082,299 is: 1,493,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,717 : 2,743,049.46 = 1,082,299 : x
  2. Step 2: Convert to fraction form
    1,987,717/2,743,049.46 = 1,082,299/x
  3. Step 3: Cross multiply
    1,987,717x = 2,743,049.46 × 1,082,299
  4. Step 4: Simplify right side
    1,987,717x = 2,968,799,687,508.54
  5. Step 5: Solve for x
    x = 2,968,799,687,508.54/1,987,717
  6. Step 6: Final answer
    x = 1,493,572.62

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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.