Home / 2,132,502.02-3,198,918.29-712,563.11

Finding the Fourth Proportional to 2,132,502.02, 3,198,918.29 and 712,563.11

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Solution

The fourth proportional to 2,132,502.02, 3,198,918.29 and 712,563.11 is: 1,068,899.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,502.02 : 3,198,918.29 = 712,563.11 : x
  2. Step 2: Convert to fraction form
    2,132,502.02/3,198,918.29 = 712,563.11/x
  3. Step 3: Cross multiply
    2,132,502.02x = 3,198,918.29 × 712,563.11
  4. Step 4: Simplify right side
    2,132,502.02x = 2,279,431,145,800.88
  5. Step 5: Solve for x
    x = 2,279,431,145,800.88/2,132,502.02
  6. Step 6: Final answer
    x = 1,068,899.88

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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.