Home / 1,982,892.48-2,736,169.48-1,123,268.64

Finding the Fourth Proportional to 1,982,892.48, 2,736,169.48 and 1,123,268.64

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Solution

The fourth proportional to 1,982,892.48, 2,736,169.48 and 1,123,268.64 is: 1,549,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,892.48 : 2,736,169.48 = 1,123,268.64 : x
  2. Step 2: Convert to fraction form
    1,982,892.48/2,736,169.48 = 1,123,268.64/x
  3. Step 3: Cross multiply
    1,982,892.48x = 2,736,169.48 × 1,123,268.64
  4. Step 4: Simplify right side
    1,982,892.48x = 3,073,453,370,609.11
  5. Step 5: Solve for x
    x = 3,073,453,370,609.11/1,982,892.48
  6. Step 6: Final answer
    x = 1,549,984.88

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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.