Home / 3,387,718.14-5,080,506.36-1,112,868.78

Finding the Fourth Proportional to 3,387,718.14, 5,080,506.36 and 1,112,868.78

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Solution

The fourth proportional to 3,387,718.14, 5,080,506.36 and 1,112,868.78 is: 1,668,951.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,718.14 : 5,080,506.36 = 1,112,868.78 : x
  2. Step 2: Convert to fraction form
    3,387,718.14/5,080,506.36 = 1,112,868.78/x
  3. Step 3: Cross multiply
    3,387,718.14x = 5,080,506.36 × 1,112,868.78
  4. Step 4: Simplify right side
    3,387,718.14x = 5,653,936,914,635.44
  5. Step 5: Solve for x
    x = 5,653,936,914,635.44/3,387,718.14
  6. Step 6: Final answer
    x = 1,668,951.39

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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.