Home / 2,015,358.76-3,021,988.38-752,147.56

Finding the Fourth Proportional to 2,015,358.76, 3,021,988.38 and 752,147.56

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Solution

The fourth proportional to 2,015,358.76, 3,021,988.38 and 752,147.56 is: 1,127,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,358.76 : 3,021,988.38 = 752,147.56 : x
  2. Step 2: Convert to fraction form
    2,015,358.76/3,021,988.38 = 752,147.56/x
  3. Step 3: Cross multiply
    2,015,358.76x = 3,021,988.38 × 752,147.56
  4. Step 4: Simplify right side
    2,015,358.76x = 2,272,981,186,365.35
  5. Step 5: Solve for x
    x = 2,272,981,186,365.35/2,015,358.76
  6. Step 6: Final answer
    x = 1,127,829.56

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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.