Home / 3,214,998.40-4,820,745.60-970,844.80

Finding the Fourth Proportional to 3,214,998.40, 4,820,745.60 and 970,844.80

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Solution

The fourth proportional to 3,214,998.40, 4,820,745.60 and 970,844.80 is: 1,455,738.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,998.40 : 4,820,745.60 = 970,844.80 : x
  2. Step 2: Convert to fraction form
    3,214,998.40/4,820,745.60 = 970,844.80/x
  3. Step 3: Cross multiply
    3,214,998.40x = 4,820,745.60 × 970,844.80
  4. Step 4: Simplify right side
    3,214,998.40x = 4,680,195,797,882.88
  5. Step 5: Solve for x
    x = 4,680,195,797,882.88/3,214,998.40
  6. Step 6: Final answer
    x = 1,455,738.14

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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.