Home / 1,383,445.80-2,073,224.70-1,099,621.80

Finding the Fourth Proportional to 1,383,445.80, 2,073,224.70 and 1,099,621.80

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Solution

The fourth proportional to 1,383,445.80, 2,073,224.70 and 1,099,621.80 is: 1,647,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,445.80 : 2,073,224.70 = 1,099,621.80 : x
  2. Step 2: Convert to fraction form
    1,383,445.80/2,073,224.70 = 1,099,621.80/x
  3. Step 3: Cross multiply
    1,383,445.80x = 2,073,224.70 × 1,099,621.80
  4. Step 4: Simplify right side
    1,383,445.80x = 2,279,763,076,418.46
  5. Step 5: Solve for x
    x = 2,279,763,076,418.46/1,383,445.80
  6. Step 6: Final answer
    x = 1,647,887.53

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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.