Home / 3,995,432.82-5,515,196.66-2,618,865.22

Finding the Fourth Proportional to 3,995,432.82, 5,515,196.66 and 2,618,865.22

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Solution

The fourth proportional to 3,995,432.82, 5,515,196.66 and 2,618,865.22 is: 3,615,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995,432.82 : 5,515,196.66 = 2,618,865.22 : x
  2. Step 2: Convert to fraction form
    3,995,432.82/5,515,196.66 = 2,618,865.22/x
  3. Step 3: Cross multiply
    3,995,432.82x = 5,515,196.66 × 2,618,865.22
  4. Step 4: Simplify right side
    3,995,432.82x = 14,443,556,714,334.17
  5. Step 5: Solve for x
    x = 14,443,556,714,334.17/3,995,432.82
  6. Step 6: Final answer
    x = 3,615,016.79

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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.