Home / 2,825,754.66-4,238,778.60-932,643.72

Finding the Fourth Proportional to 2,825,754.66, 4,238,778.60 and 932,643.72

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Solution

The fourth proportional to 2,825,754.66, 4,238,778.60 and 932,643.72 is: 1,399,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,754.66 : 4,238,778.60 = 932,643.72 : x
  2. Step 2: Convert to fraction form
    2,825,754.66/4,238,778.60 = 932,643.72/x
  3. Step 3: Cross multiply
    2,825,754.66x = 4,238,778.60 × 932,643.72
  4. Step 4: Simplify right side
    2,825,754.66x = 3,953,270,241,760.39
  5. Step 5: Solve for x
    x = 3,953,270,241,760.39/2,825,754.66
  6. Step 6: Final answer
    x = 1,399,013.97

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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.