Home / 1,121,200.92-1,546,719.13-733,845.80

Finding the Fourth Proportional to 1,121,200.92, 1,546,719.13 and 733,845.80

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Solution

The fourth proportional to 1,121,200.92, 1,546,719.13 and 733,845.80 is: 1,012,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,200.92 : 1,546,719.13 = 733,845.80 : x
  2. Step 2: Convert to fraction form
    1,121,200.92/1,546,719.13 = 733,845.80/x
  3. Step 3: Cross multiply
    1,121,200.92x = 1,546,719.13 × 733,845.80
  4. Step 4: Simplify right side
    1,121,200.92x = 1,135,053,336,216.21
  5. Step 5: Solve for x
    x = 1,135,053,336,216.21/1,121,200.92
  6. Step 6: Final answer
    x = 1,012,354.98

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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.