Home / 3,387,376.20-5,076,917.10-1,492,105.80

Finding the Fourth Proportional to 3,387,376.20, 5,076,917.10 and 1,492,105.80

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Solution

The fourth proportional to 3,387,376.20, 5,076,917.10 and 1,492,105.80 is: 2,236,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,376.20 : 5,076,917.10 = 1,492,105.80 : x
  2. Step 2: Convert to fraction form
    3,387,376.20/5,076,917.10 = 1,492,105.80/x
  3. Step 3: Cross multiply
    3,387,376.20x = 5,076,917.10 × 1,492,105.80
  4. Step 4: Simplify right side
    3,387,376.20x = 7,575,297,451,029.18
  5. Step 5: Solve for x
    x = 7,575,297,451,029.18/3,387,376.20
  6. Step 6: Final answer
    x = 2,236,331.90

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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.