Home / 2,080,249.10-3,120,373.65-817,657.10

Finding the Fourth Proportional to 2,080,249.10, 3,120,373.65 and 817,657.10

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Solution

The fourth proportional to 2,080,249.10, 3,120,373.65 and 817,657.10 is: 1,226,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,249.10 : 3,120,373.65 = 817,657.10 : x
  2. Step 2: Convert to fraction form
    2,080,249.10/3,120,373.65 = 817,657.10/x
  3. Step 3: Cross multiply
    2,080,249.10x = 3,120,373.65 × 817,657.10
  4. Step 4: Simplify right side
    2,080,249.10x = 2,551,395,669,575.42
  5. Step 5: Solve for x
    x = 2,551,395,669,575.42/2,080,249.10
  6. Step 6: Final answer
    x = 1,226,485.65

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Similar ratio
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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.