Home / 5,200,287.40-7,797,320.70-2,680,863.40

Finding the Fourth Proportional to 5,200,287.40, 7,797,320.70 and 2,680,863.40

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Solution

The fourth proportional to 5,200,287.40, 7,797,320.70 and 2,680,863.40 is: 4,019,691.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,287.40 : 7,797,320.70 = 2,680,863.40 : x
  2. Step 2: Convert to fraction form
    5,200,287.40/7,797,320.70 = 2,680,863.40/x
  3. Step 3: Cross multiply
    5,200,287.40x = 7,797,320.70 × 2,680,863.40
  4. Step 4: Simplify right side
    5,200,287.40x = 20,903,551,682,692.38
  5. Step 5: Solve for x
    x = 20,903,551,682,692.38/5,200,287.40
  6. Step 6: Final answer
    x = 4,019,691.62

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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.