Home / 2,121,893.82-3,182,809.17-524,456.82

Finding the Fourth Proportional to 2,121,893.82, 3,182,809.17 and 524,456.82

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Solution

The fourth proportional to 2,121,893.82, 3,182,809.17 and 524,456.82 is: 786,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,893.82 : 3,182,809.17 = 524,456.82 : x
  2. Step 2: Convert to fraction form
    2,121,893.82/3,182,809.17 = 524,456.82/x
  3. Step 3: Cross multiply
    2,121,893.82x = 3,182,809.17 × 524,456.82
  4. Step 4: Simplify right side
    2,121,893.82x = 1,669,245,975,965.04
  5. Step 5: Solve for x
    x = 1,669,245,975,965.04/2,121,893.82
  6. Step 6: Final answer
    x = 786,677.43

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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.