Home / 2,072,793.12-3,109,189.68-809,735.04

Finding the Fourth Proportional to 2,072,793.12, 3,109,189.68 and 809,735.04

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Solution

The fourth proportional to 2,072,793.12, 3,109,189.68 and 809,735.04 is: 1,214,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,793.12 : 3,109,189.68 = 809,735.04 : x
  2. Step 2: Convert to fraction form
    2,072,793.12/3,109,189.68 = 809,735.04/x
  3. Step 3: Cross multiply
    2,072,793.12x = 3,109,189.68 × 809,735.04
  4. Step 4: Simplify right side
    2,072,793.12x = 2,517,619,829,902.39
  5. Step 5: Solve for x
    x = 2,517,619,829,902.39/2,072,793.12
  6. Step 6: Final answer
    x = 1,214,602.56

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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.