Home / 2,203,828.20-3,305,742.30-1,489,991.40

Finding the Fourth Proportional to 2,203,828.20, 3,305,742.30 and 1,489,991.40

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Solution

The fourth proportional to 2,203,828.20, 3,305,742.30 and 1,489,991.40 is: 2,234,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,828.20 : 3,305,742.30 = 1,489,991.40 : x
  2. Step 2: Convert to fraction form
    2,203,828.20/3,305,742.30 = 1,489,991.40/x
  3. Step 3: Cross multiply
    2,203,828.20x = 3,305,742.30 × 1,489,991.40
  4. Step 4: Simplify right side
    2,203,828.20x = 4,925,527,597,616.22
  5. Step 5: Solve for x
    x = 4,925,527,597,616.22/2,203,828.20
  6. Step 6: Final answer
    x = 2,234,987.10

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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.