Home / 2,192,236.80-3,285,244.80-1,619,145.60

Finding the Fourth Proportional to 2,192,236.80, 3,285,244.80 and 1,619,145.60

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Solution

The fourth proportional to 2,192,236.80, 3,285,244.80 and 1,619,145.60 is: 2,426,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,236.80 : 3,285,244.80 = 1,619,145.60 : x
  2. Step 2: Convert to fraction form
    2,192,236.80/3,285,244.80 = 1,619,145.60/x
  3. Step 3: Cross multiply
    2,192,236.80x = 3,285,244.80 × 1,619,145.60
  4. Step 4: Simplify right side
    2,192,236.80x = 5,319,289,662,842.88
  5. Step 5: Solve for x
    x = 5,319,289,662,842.88/2,192,236.80
  6. Step 6: Final answer
    x = 2,426,421.12

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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.