Home / 1,542,443.22-2,128,556.82-888,829.11

Finding the Fourth Proportional to 1,542,443.22, 2,128,556.82 and 888,829.11

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Solution

The fourth proportional to 1,542,443.22, 2,128,556.82 and 888,829.11 is: 1,226,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,443.22 : 2,128,556.82 = 888,829.11 : x
  2. Step 2: Convert to fraction form
    1,542,443.22/2,128,556.82 = 888,829.11/x
  3. Step 3: Cross multiply
    1,542,443.22x = 2,128,556.82 × 888,829.11
  4. Step 4: Simplify right side
    1,542,443.22x = 1,891,923,263,905.03
  5. Step 5: Solve for x
    x = 1,891,923,263,905.03/1,542,443.22
  6. Step 6: Final answer
    x = 1,226,575.63

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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.