Home / 1,383,960.86-2,076,761.12-585,198.62

Finding the Fourth Proportional to 1,383,960.86, 2,076,761.12 and 585,198.62

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Solution

The fourth proportional to 1,383,960.86, 2,076,761.12 and 585,198.62 is: 878,144.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,960.86 : 2,076,761.12 = 585,198.62 : x
  2. Step 2: Convert to fraction form
    1,383,960.86/2,076,761.12 = 585,198.62/x
  3. Step 3: Cross multiply
    1,383,960.86x = 2,076,761.12 × 585,198.62
  4. Step 4: Simplify right side
    1,383,960.86x = 1,215,317,731,109.85
  5. Step 5: Solve for x
    x = 1,215,317,731,109.85/1,383,960.86
  6. Step 6: Final answer
    x = 878,144.59

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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.