Home / 2,079,449.20-3,119,173.80-1,775,018.80

Finding the Fourth Proportional to 2,079,449.20, 3,119,173.80 and 1,775,018.80

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Solution

The fourth proportional to 2,079,449.20, 3,119,173.80 and 1,775,018.80 is: 2,662,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,449.20 : 3,119,173.80 = 1,775,018.80 : x
  2. Step 2: Convert to fraction form
    2,079,449.20/3,119,173.80 = 1,775,018.80/x
  3. Step 3: Cross multiply
    2,079,449.20x = 3,119,173.80 × 1,775,018.80
  4. Step 4: Simplify right side
    2,079,449.20x = 5,536,592,135,467.44
  5. Step 5: Solve for x
    x = 5,536,592,135,467.44/2,079,449.20
  6. Step 6: Final answer
    x = 2,662,528.20

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Similar ratio
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1.5x scale

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.