Home / 2,164,812.22-3,247,151.34-1,028,392.36

Finding the Fourth Proportional to 2,164,812.22, 3,247,151.34 and 1,028,392.36

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Solution

The fourth proportional to 2,164,812.22, 3,247,151.34 and 1,028,392.36 is: 1,542,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,812.22 : 3,247,151.34 = 1,028,392.36 : x
  2. Step 2: Convert to fraction form
    2,164,812.22/3,247,151.34 = 1,028,392.36/x
  3. Step 3: Cross multiply
    2,164,812.22x = 3,247,151.34 × 1,028,392.36
  4. Step 4: Simplify right side
    2,164,812.22x = 3,339,345,629,819.76
  5. Step 5: Solve for x
    x = 3,339,345,629,819.76/2,164,812.22
  6. Step 6: Final answer
    x = 1,542,556.72

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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.