Home / 2,135,452.95-3,202,246.31-639,195.03

Finding the Fourth Proportional to 2,135,452.95, 3,202,246.31 and 639,195.03

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Solution

The fourth proportional to 2,135,452.95, 3,202,246.31 and 639,195.03 is: 958,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,452.95 : 3,202,246.31 = 639,195.03 : x
  2. Step 2: Convert to fraction form
    2,135,452.95/3,202,246.31 = 639,195.03/x
  3. Step 3: Cross multiply
    2,135,452.95x = 3,202,246.31 × 639,195.03
  4. Step 4: Simplify right side
    2,135,452.95x = 2,046,859,922,991.86
  5. Step 5: Solve for x
    x = 2,046,859,922,991.86/2,135,452.95
  6. Step 6: Final answer
    x = 958,513.24

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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.