Home / 5,220,560.54-7,204,265.04-2,897,318.18

Finding the Fourth Proportional to 5,220,560.54, 7,204,265.04 and 2,897,318.18

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Solution

The fourth proportional to 5,220,560.54, 7,204,265.04 and 2,897,318.18 is: 3,998,238.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,560.54 : 7,204,265.04 = 2,897,318.18 : x
  2. Step 2: Convert to fraction form
    5,220,560.54/7,204,265.04 = 2,897,318.18/x
  3. Step 3: Cross multiply
    5,220,560.54x = 7,204,265.04 × 2,897,318.18
  4. Step 4: Simplify right side
    5,220,560.54x = 20,873,048,073,930.43
  5. Step 5: Solve for x
    x = 20,873,048,073,930.43/5,220,560.54
  6. Step 6: Final answer
    x = 3,998,238.87

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1.5x scale

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.