Home / 2,121,791.22-3,182,655.65-524,354.31

Finding the Fourth Proportional to 2,121,791.22, 3,182,655.65 and 524,354.31

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Solution

The fourth proportional to 2,121,791.22, 3,182,655.65 and 524,354.31 is: 786,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,791.22 : 3,182,655.65 = 524,354.31 : x
  2. Step 2: Convert to fraction form
    2,121,791.22/3,182,655.65 = 524,354.31/x
  3. Step 3: Cross multiply
    2,121,791.22x = 3,182,655.65 × 524,354.31
  4. Step 4: Simplify right side
    2,121,791.22x = 1,668,839,204,701.58
  5. Step 5: Solve for x
    x = 1,668,839,204,701.58/2,121,791.22
  6. Step 6: Final answer
    x = 786,523.76

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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.