Home / 1,332,042.24-1,836,991.38-872,989.59

Finding the Fourth Proportional to 1,332,042.24, 1,836,991.38 and 872,989.59

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Solution

The fourth proportional to 1,332,042.24, 1,836,991.38 and 872,989.59 is: 1,203,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,042.24 : 1,836,991.38 = 872,989.59 : x
  2. Step 2: Convert to fraction form
    1,332,042.24/1,836,991.38 = 872,989.59/x
  3. Step 3: Cross multiply
    1,332,042.24x = 1,836,991.38 × 872,989.59
  4. Step 4: Simplify right side
    1,332,042.24x = 1,603,674,351,659.73
  5. Step 5: Solve for x
    x = 1,603,674,351,659.73/1,332,042.24
  6. Step 6: Final answer
    x = 1,203,921.55

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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.