Home / 2,153,249.50-3,229,874.25-636,814.43

Finding the Fourth Proportional to 2,153,249.50, 3,229,874.25 and 636,814.43

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Solution

The fourth proportional to 2,153,249.50, 3,229,874.25 and 636,814.43 is: 955,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,249.50 : 3,229,874.25 = 636,814.43 : x
  2. Step 2: Convert to fraction form
    2,153,249.50/3,229,874.25 = 636,814.43/x
  3. Step 3: Cross multiply
    2,153,249.50x = 3,229,874.25 × 636,814.43
  4. Step 4: Simplify right side
    2,153,249.50x = 2,056,830,527,836.14
  5. Step 5: Solve for x
    x = 2,056,830,527,836.14/2,153,249.50
  6. Step 6: Final answer
    x = 955,221.65

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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.