Home / 2,122,679.27-3,185,324.22-843,062.87

Finding the Fourth Proportional to 2,122,679.27, 3,185,324.22 and 843,062.87

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Solution

The fourth proportional to 2,122,679.27, 3,185,324.22 and 843,062.87 is: 1,265,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,679.27 : 3,185,324.22 = 843,062.87 : x
  2. Step 2: Convert to fraction form
    2,122,679.27/3,185,324.22 = 843,062.87/x
  3. Step 3: Cross multiply
    2,122,679.27x = 3,185,324.22 × 843,062.87
  4. Step 4: Simplify right side
    2,122,679.27x = 2,685,428,578,793.71
  5. Step 5: Solve for x
    x = 2,685,428,578,793.71/2,122,679.27
  6. Step 6: Final answer
    x = 1,265,112.74

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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.