Home / 1,250,556.40-1,725,769.38-677,596.42

Finding the Fourth Proportional to 1,250,556.40, 1,725,769.38 and 677,596.42

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Solution

The fourth proportional to 1,250,556.40, 1,725,769.38 and 677,596.42 is: 935,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,556.40 : 1,725,769.38 = 677,596.42 : x
  2. Step 2: Convert to fraction form
    1,250,556.40/1,725,769.38 = 677,596.42/x
  3. Step 3: Cross multiply
    1,250,556.40x = 1,725,769.38 × 677,596.42
  4. Step 4: Simplify right side
    1,250,556.40x = 1,169,375,153,633.62
  5. Step 5: Solve for x
    x = 1,169,375,153,633.62/1,250,556.40
  6. Step 6: Final answer
    x = 935,083.90

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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.