Home / 1,998,092.60-2,757,620.33-1,310,343.06

Finding the Fourth Proportional to 1,998,092.60, 2,757,620.33 and 1,310,343.06

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Solution

The fourth proportional to 1,998,092.60, 2,757,620.33 and 1,310,343.06 is: 1,808,439.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,092.60 : 2,757,620.33 = 1,310,343.06 : x
  2. Step 2: Convert to fraction form
    1,998,092.60/2,757,620.33 = 1,310,343.06/x
  3. Step 3: Cross multiply
    1,998,092.60x = 2,757,620.33 × 1,310,343.06
  4. Step 4: Simplify right side
    1,998,092.60x = 3,613,428,670,233.56
  5. Step 5: Solve for x
    x = 3,613,428,670,233.56/1,998,092.60
  6. Step 6: Final answer
    x = 1,808,439.04

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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.