Home / 2,555,830.20-3,833,745.30-979,894.20

Finding the Fourth Proportional to 2,555,830.20, 3,833,745.30 and 979,894.20

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Solution

The fourth proportional to 2,555,830.20, 3,833,745.30 and 979,894.20 is: 1,469,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,830.20 : 3,833,745.30 = 979,894.20 : x
  2. Step 2: Convert to fraction form
    2,555,830.20/3,833,745.30 = 979,894.20/x
  3. Step 3: Cross multiply
    2,555,830.20x = 3,833,745.30 × 979,894.20
  4. Step 4: Simplify right side
    2,555,830.20x = 3,756,664,783,747.26
  5. Step 5: Solve for x
    x = 3,756,664,783,747.26/2,555,830.20
  6. Step 6: Final answer
    x = 1,469,841.30

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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.