Home / 3,682,172.18-5,081,318.19-2,028,365.55

Finding the Fourth Proportional to 3,682,172.18, 5,081,318.19 and 2,028,365.55

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Solution

The fourth proportional to 3,682,172.18, 5,081,318.19 and 2,028,365.55 is: 2,799,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682,172.18 : 5,081,318.19 = 2,028,365.55 : x
  2. Step 2: Convert to fraction form
    3,682,172.18/5,081,318.19 = 2,028,365.55/x
  3. Step 3: Cross multiply
    3,682,172.18x = 5,081,318.19 × 2,028,365.55
  4. Step 4: Simplify right side
    3,682,172.18x = 10,306,770,765,184.36
  5. Step 5: Solve for x
    x = 10,306,770,765,184.36/3,682,172.18
  6. Step 6: Final answer
    x = 2,799,100.71

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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.