Home / 2,445,471.40-3,668,863.20-2,181,063.10

Finding the Fourth Proportional to 2,445,471.40, 3,668,863.20 and 2,181,063.10

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Solution

The fourth proportional to 2,445,471.40, 3,668,863.20 and 2,181,063.10 is: 3,272,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,471.40 : 3,668,863.20 = 2,181,063.10 : x
  2. Step 2: Convert to fraction form
    2,445,471.40/3,668,863.20 = 2,181,063.10/x
  3. Step 3: Cross multiply
    2,445,471.40x = 3,668,863.20 × 2,181,063.10
  4. Step 4: Simplify right side
    2,445,471.40x = 8,002,022,144,467.92
  5. Step 5: Solve for x
    x = 8,002,022,144,467.92/2,445,471.40
  6. Step 6: Final answer
    x = 3,272,179.81

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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.