Home / 2,132,626.23-3,198,939.35-712,682.31

Finding the Fourth Proportional to 2,132,626.23, 3,198,939.35 and 712,682.31

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Solution

The fourth proportional to 2,132,626.23, 3,198,939.35 and 712,682.31 is: 1,069,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,626.23 : 3,198,939.35 = 712,682.31 : x
  2. Step 2: Convert to fraction form
    2,132,626.23/3,198,939.35 = 712,682.31/x
  3. Step 3: Cross multiply
    2,132,626.23x = 3,198,939.35 × 712,682.31
  4. Step 4: Simplify right side
    2,132,626.23x = 2,279,827,485,507.90
  5. Step 5: Solve for x
    x = 2,279,827,485,507.90/2,132,626.23
  6. Step 6: Final answer
    x = 1,069,023.47

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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.