Home / 2,192,207.30-3,285,200.55-1,619,116.10

Finding the Fourth Proportional to 2,192,207.30, 3,285,200.55 and 1,619,116.10

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Solution

The fourth proportional to 2,192,207.30, 3,285,200.55 and 1,619,116.10 is: 2,426,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,207.30 : 3,285,200.55 = 1,619,116.10 : x
  2. Step 2: Convert to fraction form
    2,192,207.30/3,285,200.55 = 1,619,116.10/x
  3. Step 3: Cross multiply
    2,192,207.30x = 3,285,200.55 × 1,619,116.10
  4. Step 4: Simplify right side
    2,192,207.30x = 5,319,121,102,233.86
  5. Step 5: Solve for x
    x = 5,319,121,102,233.86/2,192,207.30
  6. Step 6: Final answer
    x = 2,426,376.88

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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.