Home / 1,412,863.27-1,954,885.52-1,231,952.20

Finding the Fourth Proportional to 1,412,863.27, 1,954,885.52 and 1,231,952.20

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Solution

The fourth proportional to 1,412,863.27, 1,954,885.52 and 1,231,952.20 is: 1,704,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,863.27 : 1,954,885.52 = 1,231,952.20 : x
  2. Step 2: Convert to fraction form
    1,412,863.27/1,954,885.52 = 1,231,952.20/x
  3. Step 3: Cross multiply
    1,412,863.27x = 1,954,885.52 × 1,231,952.20
  4. Step 4: Simplify right side
    1,412,863.27x = 2,408,325,501,177.96
  5. Step 5: Solve for x
    x = 2,408,325,501,177.96/1,412,863.27
  6. Step 6: Final answer
    x = 1,704,570.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.