Home / 2,290,251.20-3,435,376.80-1,282,481.60

Finding the Fourth Proportional to 2,290,251.20, 3,435,376.80 and 1,282,481.60

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Solution

The fourth proportional to 2,290,251.20, 3,435,376.80 and 1,282,481.60 is: 1,923,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,251.20 : 3,435,376.80 = 1,282,481.60 : x
  2. Step 2: Convert to fraction form
    2,290,251.20/3,435,376.80 = 1,282,481.60/x
  3. Step 3: Cross multiply
    2,290,251.20x = 3,435,376.80 × 1,282,481.60
  4. Step 4: Simplify right side
    2,290,251.20x = 4,405,807,535,066.88
  5. Step 5: Solve for x
    x = 4,405,807,535,066.88/2,290,251.20
  6. Step 6: Final answer
    x = 1,923,722.40

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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.