Home / 3,740,695-5,162,161.31-2,086,842.11

Finding the Fourth Proportional to 3,740,695, 5,162,161.31 and 2,086,842.11

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Solution

The fourth proportional to 3,740,695, 5,162,161.31 and 2,086,842.11 is: 2,879,843.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,695 : 5,162,161.31 = 2,086,842.11 : x
  2. Step 2: Convert to fraction form
    3,740,695/5,162,161.31 = 2,086,842.11/x
  3. Step 3: Cross multiply
    3,740,695x = 5,162,161.31 × 2,086,842.11
  4. Step 4: Simplify right side
    3,740,695x = 10,772,615,600,320.76
  5. Step 5: Solve for x
    x = 10,772,615,600,320.76/3,740,695
  6. Step 6: Final answer
    x = 2,879,843.34

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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.