Home / 2,922,338.69-4,383,919.51-900,745.55

Finding the Fourth Proportional to 2,922,338.69, 4,383,919.51 and 900,745.55

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Solution

The fourth proportional to 2,922,338.69, 4,383,919.51 and 900,745.55 is: 1,351,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,338.69 : 4,383,919.51 = 900,745.55 : x
  2. Step 2: Convert to fraction form
    2,922,338.69/4,383,919.51 = 900,745.55/x
  3. Step 3: Cross multiply
    2,922,338.69x = 4,383,919.51 × 900,745.55
  4. Step 4: Simplify right side
    2,922,338.69x = 3,948,795,990,190.68
  5. Step 5: Solve for x
    x = 3,948,795,990,190.68/2,922,338.69
  6. Step 6: Final answer
    x = 1,351,245.15

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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.