Home / 3,010,991-4,517,373.72-1,212,949.22

Finding the Fourth Proportional to 3,010,991, 4,517,373.72 and 1,212,949.22

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Solution

The fourth proportional to 3,010,991, 4,517,373.72 and 1,212,949.22 is: 1,819,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,991 : 4,517,373.72 = 1,212,949.22 : x
  2. Step 2: Convert to fraction form
    3,010,991/4,517,373.72 = 1,212,949.22/x
  3. Step 3: Cross multiply
    3,010,991x = 4,517,373.72 × 1,212,949.22
  4. Step 4: Simplify right side
    3,010,991x = 5,479,344,930,122.50
  5. Step 5: Solve for x
    x = 5,479,344,930,122.50/3,010,991
  6. Step 6: Final answer
    x = 1,819,781.24

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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.