Home / 2,151,331.96-3,227,016.46-614,323.40

Finding the Fourth Proportional to 2,151,331.96, 3,227,016.46 and 614,323.40

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Solution

The fourth proportional to 2,151,331.96, 3,227,016.46 and 614,323.40 is: 921,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,331.96 : 3,227,016.46 = 614,323.40 : x
  2. Step 2: Convert to fraction form
    2,151,331.96/3,227,016.46 = 614,323.40/x
  3. Step 3: Cross multiply
    2,151,331.96x = 3,227,016.46 × 614,323.40
  4. Step 4: Simplify right side
    2,151,331.96x = 1,982,431,723,563.16
  5. Step 5: Solve for x
    x = 1,982,431,723,563.16/2,151,331.96
  6. Step 6: Final answer
    x = 921,490.39

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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.