Home / 2,126,539.86-3,188,850.24-609,874.61

Finding the Fourth Proportional to 2,126,539.86, 3,188,850.24 and 609,874.61

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Solution

The fourth proportional to 2,126,539.86, 3,188,850.24 and 609,874.61 is: 914,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,539.86 : 3,188,850.24 = 609,874.61 : x
  2. Step 2: Convert to fraction form
    2,126,539.86/3,188,850.24 = 609,874.61/x
  3. Step 3: Cross multiply
    2,126,539.86x = 3,188,850.24 × 609,874.61
  4. Step 4: Simplify right side
    2,126,539.86x = 1,944,798,780,524.16
  5. Step 5: Solve for x
    x = 1,944,798,780,524.16/2,126,539.86
  6. Step 6: Final answer
    x = 914,536.72

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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.