Home / 3,986,959.44-5,509,201.10-2,839,046.88

Finding the Fourth Proportional to 3,986,959.44, 5,509,201.10 and 2,839,046.88

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Solution

The fourth proportional to 3,986,959.44, 5,509,201.10 and 2,839,046.88 is: 3,923,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,959.44 : 5,509,201.10 = 2,839,046.88 : x
  2. Step 2: Convert to fraction form
    3,986,959.44/5,509,201.10 = 2,839,046.88/x
  3. Step 3: Cross multiply
    3,986,959.44x = 5,509,201.10 × 2,839,046.88
  4. Step 4: Simplify right side
    3,986,959.44x = 15,640,880,194,247.57
  5. Step 5: Solve for x
    x = 15,640,880,194,247.57/3,986,959.44
  6. Step 6: Final answer
    x = 3,923,009.61

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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.