Home / 3,217,195.37-4,825,788.98-821,040.06

Finding the Fourth Proportional to 3,217,195.37, 4,825,788.98 and 821,040.06

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Solution

The fourth proportional to 3,217,195.37, 4,825,788.98 and 821,040.06 is: 1,231,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,195.37 : 4,825,788.98 = 821,040.06 : x
  2. Step 2: Convert to fraction form
    3,217,195.37/4,825,788.98 = 821,040.06/x
  3. Step 3: Cross multiply
    3,217,195.37x = 4,825,788.98 × 821,040.06
  4. Step 4: Simplify right side
    3,217,195.37x = 3,962,166,065,151.33
  5. Step 5: Solve for x
    x = 3,962,166,065,151.33/3,217,195.37
  6. Step 6: Final answer
    x = 1,231,559.05

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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.