Home / 2,081,070-3,120,170.76-819,042.48

Finding the Fourth Proportional to 2,081,070, 3,120,170.76 and 819,042.48

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Solution

The fourth proportional to 2,081,070, 3,120,170.76 and 819,042.48 is: 1,227,999.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,070 : 3,120,170.76 = 819,042.48 : x
  2. Step 2: Convert to fraction form
    2,081,070/3,120,170.76 = 819,042.48/x
  3. Step 3: Cross multiply
    2,081,070x = 3,120,170.76 × 819,042.48
  4. Step 4: Simplify right side
    2,081,070x = 2,555,552,397,293.88
  5. Step 5: Solve for x
    x = 2,555,552,397,293.88/2,081,070
  6. Step 6: Final answer
    x = 1,227,999.25

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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.