Home / 3,217,222.08-4,825,830.30-821,066.52

Finding the Fourth Proportional to 3,217,222.08, 4,825,830.30 and 821,066.52

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Solution

The fourth proportional to 3,217,222.08, 4,825,830.30 and 821,066.52 is: 1,231,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,222.08 : 4,825,830.30 = 821,066.52 : x
  2. Step 2: Convert to fraction form
    3,217,222.08/4,825,830.30 = 821,066.52/x
  3. Step 3: Cross multiply
    3,217,222.08x = 4,825,830.30 × 821,066.52
  4. Step 4: Simplify right side
    3,217,222.08x = 3,962,327,690,531.56
  5. Step 5: Solve for x
    x = 3,962,327,690,531.56/3,217,222.08
  6. Step 6: Final answer
    x = 1,231,599.06

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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.