Home / 2,076,236.20-3,114,791.70-656,435.80

Finding the Fourth Proportional to 2,076,236.20, 3,114,791.70 and 656,435.80

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Solution

The fourth proportional to 2,076,236.20, 3,114,791.70 and 656,435.80 is: 984,791.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,236.20 : 3,114,791.70 = 656,435.80 : x
  2. Step 2: Convert to fraction form
    2,076,236.20/3,114,791.70 = 656,435.80/x
  3. Step 3: Cross multiply
    2,076,236.20x = 3,114,791.70 × 656,435.80
  4. Step 4: Simplify right side
    2,076,236.20x = 2,044,660,781,422.86
  5. Step 5: Solve for x
    x = 2,044,660,781,422.86/2,076,236.20
  6. Step 6: Final answer
    x = 984,791.99

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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.