Home / 3,275,471.72-4,520,487.30-1,969,146.66

Finding the Fourth Proportional to 3,275,471.72, 4,520,487.30 and 1,969,146.66

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Solution

The fourth proportional to 3,275,471.72, 4,520,487.30 and 1,969,146.66 is: 2,717,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,471.72 : 4,520,487.30 = 1,969,146.66 : x
  2. Step 2: Convert to fraction form
    3,275,471.72/4,520,487.30 = 1,969,146.66/x
  3. Step 3: Cross multiply
    3,275,471.72x = 4,520,487.30 × 1,969,146.66
  4. Step 4: Simplify right side
    3,275,471.72x = 8,901,502,468,367.42
  5. Step 5: Solve for x
    x = 8,901,502,468,367.42/3,275,471.72
  6. Step 6: Final answer
    x = 2,717,624.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.