Home / 1,250,696.10-1,866,891.22-1,074,336.42

Finding the Fourth Proportional to 1,250,696.10, 1,866,891.22 and 1,074,336.42

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Solution

The fourth proportional to 1,250,696.10, 1,866,891.22 and 1,074,336.42 is: 1,603,642.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,696.10 : 1,866,891.22 = 1,074,336.42 : x
  2. Step 2: Convert to fraction form
    1,250,696.10/1,866,891.22 = 1,074,336.42/x
  3. Step 3: Cross multiply
    1,250,696.10x = 1,866,891.22 × 1,074,336.42
  4. Step 4: Simplify right side
    1,250,696.10x = 2,005,669,229,824.23
  5. Step 5: Solve for x
    x = 2,005,669,229,824.23/1,250,696.10
  6. Step 6: Final answer
    x = 1,603,642.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.