Home / 1,700,287.20-2,552,399.10-981,201.60

Finding the Fourth Proportional to 1,700,287.20, 2,552,399.10 and 981,201.60

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Solution

The fourth proportional to 1,700,287.20, 2,552,399.10 and 981,201.60 is: 1,472,938.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,287.20 : 2,552,399.10 = 981,201.60 : x
  2. Step 2: Convert to fraction form
    1,700,287.20/2,552,399.10 = 981,201.60/x
  3. Step 3: Cross multiply
    1,700,287.20x = 2,552,399.10 × 981,201.60
  4. Step 4: Simplify right side
    1,700,287.20x = 2,504,418,080,758.56
  5. Step 5: Solve for x
    x = 2,504,418,080,758.56/1,700,287.20
  6. Step 6: Final answer
    x = 1,472,938.27

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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.