Home / 2,164,478.96-3,245,079-1,311,374

Finding the Fourth Proportional to 2,164,478.96, 3,245,079 and 1,311,374

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Solution

The fourth proportional to 2,164,478.96, 3,245,079 and 1,311,374 is: 1,966,067.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,478.96 : 3,245,079 = 1,311,374 : x
  2. Step 2: Convert to fraction form
    2,164,478.96/3,245,079 = 1,311,374/x
  3. Step 3: Cross multiply
    2,164,478.96x = 3,245,079 × 1,311,374
  4. Step 4: Simplify right side
    2,164,478.96x = 4,255,512,228,546
  5. Step 5: Solve for x
    x = 4,255,512,228,546/2,164,478.96
  6. Step 6: Final answer
    x = 1,966,067.73

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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.