Home / 3,217,239.25-4,825,854.96-821,084.11

Finding the Fourth Proportional to 3,217,239.25, 4,825,854.96 and 821,084.11

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Solution

The fourth proportional to 3,217,239.25, 4,825,854.96 and 821,084.11 is: 1,231,625.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,239.25 : 4,825,854.96 = 821,084.11 : x
  2. Step 2: Convert to fraction form
    3,217,239.25/4,825,854.96 = 821,084.11/x
  3. Step 3: Cross multiply
    3,217,239.25x = 4,825,854.96 × 821,084.11
  4. Step 4: Simplify right side
    3,217,239.25x = 3,962,432,824,820.69
  5. Step 5: Solve for x
    x = 3,962,432,824,820.69/3,217,239.25
  6. Step 6: Final answer
    x = 1,231,625.17

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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.