Home / 3,167,556.31-4,374,836.26-2,147,189.59

Finding the Fourth Proportional to 3,167,556.31, 4,374,836.26 and 2,147,189.59

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Solution

The fourth proportional to 3,167,556.31, 4,374,836.26 and 2,147,189.59 is: 2,965,567.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,556.31 : 4,374,836.26 = 2,147,189.59 : x
  2. Step 2: Convert to fraction form
    3,167,556.31/4,374,836.26 = 2,147,189.59/x
  3. Step 3: Cross multiply
    3,167,556.31x = 4,374,836.26 × 2,147,189.59
  4. Step 4: Simplify right side
    3,167,556.31x = 9,393,602,864,690.58
  5. Step 5: Solve for x
    x = 9,393,602,864,690.58/3,167,556.31
  6. Step 6: Final answer
    x = 2,965,567.76

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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.