Home / 1,396,132.20-2,094,203.76-922,712.30

Finding the Fourth Proportional to 1,396,132.20, 2,094,203.76 and 922,712.30

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Solution

The fourth proportional to 1,396,132.20, 2,094,203.76 and 922,712.30 is: 1,384,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,132.20 : 2,094,203.76 = 922,712.30 : x
  2. Step 2: Convert to fraction form
    1,396,132.20/2,094,203.76 = 922,712.30/x
  3. Step 3: Cross multiply
    1,396,132.20x = 2,094,203.76 × 922,712.30
  4. Step 4: Simplify right side
    1,396,132.20x = 1,932,347,568,058.25
  5. Step 5: Solve for x
    x = 1,932,347,568,058.25/1,396,132.20
  6. Step 6: Final answer
    x = 1,384,072.06

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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.