Home / 1,204,090.20-1,661,719.02-667,546.20

Finding the Fourth Proportional to 1,204,090.20, 1,661,719.02 and 667,546.20

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Solution

The fourth proportional to 1,204,090.20, 1,661,719.02 and 667,546.20 is: 921,255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,090.20 : 1,661,719.02 = 667,546.20 : x
  2. Step 2: Convert to fraction form
    1,204,090.20/1,661,719.02 = 667,546.20/x
  3. Step 3: Cross multiply
    1,204,090.20x = 1,661,719.02 × 667,546.20
  4. Step 4: Simplify right side
    1,204,090.20x = 1,109,274,217,268.72
  5. Step 5: Solve for x
    x = 1,109,274,217,268.72/1,204,090.20
  6. Step 6: Final answer
    x = 921,255.08

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Double scale
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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.