Home / 2,794,340.80-4,191,511.20-2,629,003.60

Finding the Fourth Proportional to 2,794,340.80, 4,191,511.20 and 2,629,003.60

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Solution

The fourth proportional to 2,794,340.80, 4,191,511.20 and 2,629,003.60 is: 3,943,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,340.80 : 4,191,511.20 = 2,629,003.60 : x
  2. Step 2: Convert to fraction form
    2,794,340.80/4,191,511.20 = 2,629,003.60/x
  3. Step 3: Cross multiply
    2,794,340.80x = 4,191,511.20 × 2,629,003.60
  4. Step 4: Simplify right side
    2,794,340.80x = 11,019,498,034,240.32
  5. Step 5: Solve for x
    x = 11,019,498,034,240.32/2,794,340.80
  6. Step 6: Final answer
    x = 3,943,505.40

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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.