Home / 3,217,226.96-4,825,836.56-821,071.85

Finding the Fourth Proportional to 3,217,226.96, 4,825,836.56 and 821,071.85

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Solution

The fourth proportional to 3,217,226.96, 4,825,836.56 and 821,071.85 is: 1,231,606.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,226.96 : 4,825,836.56 = 821,071.85 : x
  2. Step 2: Convert to fraction form
    3,217,226.96/4,825,836.56 = 821,071.85/x
  3. Step 3: Cross multiply
    3,217,226.96x = 4,825,836.56 × 821,071.85
  4. Step 4: Simplify right side
    3,217,226.96x = 3,962,358,523,882.29
  5. Step 5: Solve for x
    x = 3,962,358,523,882.29/3,217,226.96
  6. Step 6: Final answer
    x = 1,231,606.78

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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.