Home / 2,861,091.60-4,290,781.36-941,648.48

Finding the Fourth Proportional to 2,861,091.60, 4,290,781.36 and 941,648.48

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Solution

The fourth proportional to 2,861,091.60, 4,290,781.36 and 941,648.48 is: 1,412,190.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,091.60 : 4,290,781.36 = 941,648.48 : x
  2. Step 2: Convert to fraction form
    2,861,091.60/4,290,781.36 = 941,648.48/x
  3. Step 3: Cross multiply
    2,861,091.60x = 4,290,781.36 × 941,648.48
  4. Step 4: Simplify right side
    2,861,091.60x = 4,040,407,745,656.33
  5. Step 5: Solve for x
    x = 4,040,407,745,656.33/2,861,091.60
  6. Step 6: Final answer
    x = 1,412,190.98

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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.