Home / 5,320,918.20-7,982,556.66-1,534,105.56

Finding the Fourth Proportional to 5,320,918.20, 7,982,556.66 and 1,534,105.56

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Solution

The fourth proportional to 5,320,918.20, 7,982,556.66 and 1,534,105.56 is: 2,301,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,918.20 : 7,982,556.66 = 1,534,105.56 : x
  2. Step 2: Convert to fraction form
    5,320,918.20/7,982,556.66 = 1,534,105.56/x
  3. Step 3: Cross multiply
    5,320,918.20x = 7,982,556.66 × 1,534,105.56
  4. Step 4: Simplify right side
    5,320,918.20x = 12,246,084,555,121.03
  5. Step 5: Solve for x
    x = 12,246,084,555,121.03/5,320,918.20
  6. Step 6: Final answer
    x = 2,301,498.37

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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.