Home / 3,781,739.87-5,218,834.33-2,062,868.03

Finding the Fourth Proportional to 3,781,739.87, 5,218,834.33 and 2,062,868.03

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Solution

The fourth proportional to 3,781,739.87, 5,218,834.33 and 2,062,868.03 is: 2,846,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,739.87 : 5,218,834.33 = 2,062,868.03 : x
  2. Step 2: Convert to fraction form
    3,781,739.87/5,218,834.33 = 2,062,868.03/x
  3. Step 3: Cross multiply
    3,781,739.87x = 5,218,834.33 × 2,062,868.03
  4. Step 4: Simplify right side
    3,781,739.87x = 10,765,766,493,223.47
  5. Step 5: Solve for x
    x = 10,765,766,493,223.47/3,781,739.87
  6. Step 6: Final answer
    x = 2,846,776.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.