Home / 3,217,200.30-4,825,797.69-821,044.71

Finding the Fourth Proportional to 3,217,200.30, 4,825,797.69 and 821,044.71

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Solution

The fourth proportional to 3,217,200.30, 4,825,797.69 and 821,044.71 is: 1,231,566.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,200.30 : 4,825,797.69 = 821,044.71 : x
  2. Step 2: Convert to fraction form
    3,217,200.30/4,825,797.69 = 821,044.71/x
  3. Step 3: Cross multiply
    3,217,200.30x = 4,825,797.69 × 821,044.71
  4. Step 4: Simplify right side
    3,217,200.30x = 3,962,195,664,904.72
  5. Step 5: Solve for x
    x = 3,962,195,664,904.72/3,217,200.30
  6. Step 6: Final answer
    x = 1,231,566.36

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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.