Home / 2,080,890-3,113,486.37-1,228,425.41

Finding the Fourth Proportional to 2,080,890, 3,113,486.37 and 1,228,425.41

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Solution

The fourth proportional to 2,080,890, 3,113,486.37 and 1,228,425.41 is: 1,838,004.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,890 : 3,113,486.37 = 1,228,425.41 : x
  2. Step 2: Convert to fraction form
    2,080,890/3,113,486.37 = 1,228,425.41/x
  3. Step 3: Cross multiply
    2,080,890x = 3,113,486.37 × 1,228,425.41
  4. Step 4: Simplify right side
    2,080,890x = 3,824,685,770,596.66
  5. Step 5: Solve for x
    x = 3,824,685,770,596.66/2,080,890
  6. Step 6: Final answer
    x = 1,838,004.78

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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.