Home / 1,250,561.64-1,725,794.88-699,339.20

Finding the Fourth Proportional to 1,250,561.64, 1,725,794.88 and 699,339.20

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Solution

The fourth proportional to 1,250,561.64, 1,725,794.88 and 699,339.20 is: 965,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,561.64 : 1,725,794.88 = 699,339.20 : x
  2. Step 2: Convert to fraction form
    1,250,561.64/1,725,794.88 = 699,339.20/x
  3. Step 3: Cross multiply
    1,250,561.64x = 1,725,794.88 × 699,339.20
  4. Step 4: Simplify right side
    1,250,561.64x = 1,206,916,010,743.30
  5. Step 5: Solve for x
    x = 1,206,916,010,743.30/1,250,561.64
  6. Step 6: Final answer
    x = 965,099.18

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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.