Home / 3,138,026.79-4,707,040.19-2,193,242.79

Finding the Fourth Proportional to 3,138,026.79, 4,707,040.19 and 2,193,242.79

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Solution

The fourth proportional to 3,138,026.79, 4,707,040.19 and 2,193,242.79 is: 3,289,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,026.79 : 4,707,040.19 = 2,193,242.79 : x
  2. Step 2: Convert to fraction form
    3,138,026.79/4,707,040.19 = 2,193,242.79/x
  3. Step 3: Cross multiply
    3,138,026.79x = 4,707,040.19 × 2,193,242.79
  4. Step 4: Simplify right side
    3,138,026.79x = 10,323,681,947,991.52
  5. Step 5: Solve for x
    x = 10,323,681,947,991.52/3,138,026.79
  6. Step 6: Final answer
    x = 3,289,864.19

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Double scale
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Similar ratio
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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.