Home / 2,694,619.20-4,041,928.80-1,629,112.80

Finding the Fourth Proportional to 2,694,619.20, 4,041,928.80 and 1,629,112.80

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Solution

The fourth proportional to 2,694,619.20, 4,041,928.80 and 1,629,112.80 is: 2,443,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,619.20 : 4,041,928.80 = 1,629,112.80 : x
  2. Step 2: Convert to fraction form
    2,694,619.20/4,041,928.80 = 1,629,112.80/x
  3. Step 3: Cross multiply
    2,694,619.20x = 4,041,928.80 × 1,629,112.80
  4. Step 4: Simplify right side
    2,694,619.20x = 6,584,757,944,768.64
  5. Step 5: Solve for x
    x = 6,584,757,944,768.64/2,694,619.20
  6. Step 6: Final answer
    x = 2,443,669.20

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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.