Home / 3,285,121.80-4,925,544.30-2,949,198.60

Finding the Fourth Proportional to 3,285,121.80, 4,925,544.30 and 2,949,198.60

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Solution

The fourth proportional to 3,285,121.80, 4,925,544.30 and 2,949,198.60 is: 4,421,878.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,121.80 : 4,925,544.30 = 2,949,198.60 : x
  2. Step 2: Convert to fraction form
    3,285,121.80/4,925,544.30 = 2,949,198.60/x
  3. Step 3: Cross multiply
    3,285,121.80x = 4,925,544.30 × 2,949,198.60
  4. Step 4: Simplify right side
    3,285,121.80x = 14,526,408,353,797.98
  5. Step 5: Solve for x
    x = 14,526,408,353,797.98/3,285,121.80
  6. Step 6: Final answer
    x = 4,421,878.16

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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.