Home / 3,214,146.96-4,821,082.20-970,218

Finding the Fourth Proportional to 3,214,146.96, 4,821,082.20 and 970,218

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Solution

The fourth proportional to 3,214,146.96, 4,821,082.20 and 970,218 is: 1,455,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,146.96 : 4,821,082.20 = 970,218 : x
  2. Step 2: Convert to fraction form
    3,214,146.96/4,821,082.20 = 970,218/x
  3. Step 3: Cross multiply
    3,214,146.96x = 4,821,082.20 × 970,218
  4. Step 4: Simplify right side
    3,214,146.96x = 4,677,500,729,919.60
  5. Step 5: Solve for x
    x = 4,677,500,729,919.60/3,214,146.96
  6. Step 6: Final answer
    x = 1,455,285.27

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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.