Home / 1,876,964.31-2,815,252.71-1,273,626.54

Finding the Fourth Proportional to 1,876,964.31, 2,815,252.71 and 1,273,626.54

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Solution

The fourth proportional to 1,876,964.31, 2,815,252.71 and 1,273,626.54 is: 1,910,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,964.31 : 2,815,252.71 = 1,273,626.54 : x
  2. Step 2: Convert to fraction form
    1,876,964.31/2,815,252.71 = 1,273,626.54/x
  3. Step 3: Cross multiply
    1,876,964.31x = 2,815,252.71 × 1,273,626.54
  4. Step 4: Simplify right side
    1,876,964.31x = 3,585,580,568,262.92
  5. Step 5: Solve for x
    x = 3,585,580,568,262.92/1,876,964.31
  6. Step 6: Final answer
    x = 1,910,308.34

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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.