Home / 2,132,314.68-3,198,000.36-615,668.46

Finding the Fourth Proportional to 2,132,314.68, 3,198,000.36 and 615,668.46

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Solution

The fourth proportional to 2,132,314.68, 3,198,000.36 and 615,668.46 is: 923,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,314.68 : 3,198,000.36 = 615,668.46 : x
  2. Step 2: Convert to fraction form
    2,132,314.68/3,198,000.36 = 615,668.46/x
  3. Step 3: Cross multiply
    2,132,314.68x = 3,198,000.36 × 615,668.46
  4. Step 4: Simplify right side
    2,132,314.68x = 1,968,907,956,720.65
  5. Step 5: Solve for x
    x = 1,968,907,956,720.65/2,132,314.68
  6. Step 6: Final answer
    x = 923,366.51

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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.