Home / 2,107,982.38-3,161,981.03-510,546.54

Finding the Fourth Proportional to 2,107,982.38, 3,161,981.03 and 510,546.54

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Solution

The fourth proportional to 2,107,982.38, 3,161,981.03 and 510,546.54 is: 765,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,982.38 : 3,161,981.03 = 510,546.54 : x
  2. Step 2: Convert to fraction form
    2,107,982.38/3,161,981.03 = 510,546.54/x
  3. Step 3: Cross multiply
    2,107,982.38x = 3,161,981.03 × 510,546.54
  4. Step 4: Simplify right side
    2,107,982.38x = 1,614,338,474,412.14
  5. Step 5: Solve for x
    x = 1,614,338,474,412.14/2,107,982.38
  6. Step 6: Final answer
    x = 765,821.62

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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.