Home / 3,449,288.64-4,760,165.60-1,921,396.80

Finding the Fourth Proportional to 3,449,288.64, 4,760,165.60 and 1,921,396.80

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Solution

The fourth proportional to 3,449,288.64, 4,760,165.60 and 1,921,396.80 is: 2,651,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,288.64 : 4,760,165.60 = 1,921,396.80 : x
  2. Step 2: Convert to fraction form
    3,449,288.64/4,760,165.60 = 1,921,396.80/x
  3. Step 3: Cross multiply
    3,449,288.64x = 4,760,165.60 × 1,921,396.80
  4. Step 4: Simplify right side
    3,449,288.64x = 9,146,166,951,310.08
  5. Step 5: Solve for x
    x = 9,146,166,951,310.08/3,449,288.64
  6. Step 6: Final answer
    x = 2,651,609.62

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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.