Home / 1,367,356.62-1,886,901.38-755,496.21

Finding the Fourth Proportional to 1,367,356.62, 1,886,901.38 and 755,496.21

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Solution

The fourth proportional to 1,367,356.62, 1,886,901.38 and 755,496.21 is: 1,042,556.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,356.62 : 1,886,901.38 = 755,496.21 : x
  2. Step 2: Convert to fraction form
    1,367,356.62/1,886,901.38 = 755,496.21/x
  3. Step 3: Cross multiply
    1,367,356.62x = 1,886,901.38 × 755,496.21
  4. Step 4: Simplify right side
    1,367,356.62x = 1,425,546,847,365.28
  5. Step 5: Solve for x
    x = 1,425,546,847,365.28/1,367,356.62
  6. Step 6: Final answer
    x = 1,042,556.73

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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.