Home / 2,667,447.12-4,001,348.70-938,109.48

Finding the Fourth Proportional to 2,667,447.12, 4,001,348.70 and 938,109.48

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Solution

The fourth proportional to 2,667,447.12, 4,001,348.70 and 938,109.48 is: 1,407,226.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,447.12 : 4,001,348.70 = 938,109.48 : x
  2. Step 2: Convert to fraction form
    2,667,447.12/4,001,348.70 = 938,109.48/x
  3. Step 3: Cross multiply
    2,667,447.12x = 4,001,348.70 × 938,109.48
  4. Step 4: Simplify right side
    2,667,447.12x = 3,753,703,148,255.68
  5. Step 5: Solve for x
    x = 3,753,703,148,255.68/2,667,447.12
  6. Step 6: Final answer
    x = 1,407,226.83

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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.