Home / 2,722,556.20-4,084,091.28-803,474.68

Finding the Fourth Proportional to 2,722,556.20, 4,084,091.28 and 803,474.68

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Solution

The fourth proportional to 2,722,556.20, 4,084,091.28 and 803,474.68 is: 1,205,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,556.20 : 4,084,091.28 = 803,474.68 : x
  2. Step 2: Convert to fraction form
    2,722,556.20/4,084,091.28 = 803,474.68/x
  3. Step 3: Cross multiply
    2,722,556.20x = 4,084,091.28 × 803,474.68
  4. Step 4: Simplify right side
    2,722,556.20x = 3,281,463,934,288.79
  5. Step 5: Solve for x
    x = 3,281,463,934,288.79/2,722,556.20
  6. Step 6: Final answer
    x = 1,205,287.86

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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.