Home / 2,791,144.29-4,187,556.92-871,977.98

Finding the Fourth Proportional to 2,791,144.29, 4,187,556.92 and 871,977.98

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Solution

The fourth proportional to 2,791,144.29, 4,187,556.92 and 871,977.98 is: 1,308,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,144.29 : 4,187,556.92 = 871,977.98 : x
  2. Step 2: Convert to fraction form
    2,791,144.29/4,187,556.92 = 871,977.98/x
  3. Step 3: Cross multiply
    2,791,144.29x = 4,187,556.92 × 871,977.98
  4. Step 4: Simplify right side
    2,791,144.29x = 3,651,457,424,236.62
  5. Step 5: Solve for x
    x = 3,651,457,424,236.62/2,791,144.29
  6. Step 6: Final answer
    x = 1,308,229.54

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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.