Home / 3,285,583.20-4,928,374.80-2,151,842.40

Finding the Fourth Proportional to 3,285,583.20, 4,928,374.80 and 2,151,842.40

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Solution

The fourth proportional to 3,285,583.20, 4,928,374.80 and 2,151,842.40 is: 3,227,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,583.20 : 4,928,374.80 = 2,151,842.40 : x
  2. Step 2: Convert to fraction form
    3,285,583.20/4,928,374.80 = 2,151,842.40/x
  3. Step 3: Cross multiply
    3,285,583.20x = 4,928,374.80 × 2,151,842.40
  4. Step 4: Simplify right side
    3,285,583.20x = 10,605,085,857,731.52
  5. Step 5: Solve for x
    x = 10,605,085,857,731.52/3,285,583.20
  6. Step 6: Final answer
    x = 3,227,763.60

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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.