Home / 3,217,202.43-4,825,799.56-821,047.11

Finding the Fourth Proportional to 3,217,202.43, 4,825,799.56 and 821,047.11

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Solution

The fourth proportional to 3,217,202.43, 4,825,799.56 and 821,047.11 is: 1,231,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,202.43 : 4,825,799.56 = 821,047.11 : x
  2. Step 2: Convert to fraction form
    3,217,202.43/4,825,799.56 = 821,047.11/x
  3. Step 3: Cross multiply
    3,217,202.43x = 4,825,799.56 × 821,047.11
  4. Step 4: Simplify right side
    3,217,202.43x = 3,962,208,782,177.27
  5. Step 5: Solve for x
    x = 3,962,208,782,177.27/3,217,202.43
  6. Step 6: Final answer
    x = 1,231,569.62

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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.