Home / 1,632,610.45-2,448,940.11-621,788.23

Finding the Fourth Proportional to 1,632,610.45, 2,448,940.11 and 621,788.23

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Solution

The fourth proportional to 1,632,610.45, 2,448,940.11 and 621,788.23 is: 932,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,610.45 : 2,448,940.11 = 621,788.23 : x
  2. Step 2: Convert to fraction form
    1,632,610.45/2,448,940.11 = 621,788.23/x
  3. Step 3: Cross multiply
    1,632,610.45x = 2,448,940.11 × 621,788.23
  4. Step 4: Simplify right side
    1,632,610.45x = 1,522,722,136,372.91
  5. Step 5: Solve for x
    x = 1,522,722,136,372.91/1,632,610.45
  6. Step 6: Final answer
    x = 932,691.65

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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.