Home / 3,299,869.18-4,949,825.64-1,278,337.60

Finding the Fourth Proportional to 3,299,869.18, 4,949,825.64 and 1,278,337.60

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Solution

The fourth proportional to 3,299,869.18, 4,949,825.64 and 1,278,337.60 is: 1,917,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299,869.18 : 4,949,825.64 = 1,278,337.60 : x
  2. Step 2: Convert to fraction form
    3,299,869.18/4,949,825.64 = 1,278,337.60/x
  3. Step 3: Cross multiply
    3,299,869.18x = 4,949,825.64 × 1,278,337.60
  4. Step 4: Simplify right side
    3,299,869.18x = 6,327,548,229,056.07
  5. Step 5: Solve for x
    x = 6,327,548,229,056.07/3,299,869.18
  6. Step 6: Final answer
    x = 1,917,514.87

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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.