Home / 3,631,201.20-5,446,801.80-1,237,748.40

Finding the Fourth Proportional to 3,631,201.20, 5,446,801.80 and 1,237,748.40

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Solution

The fourth proportional to 3,631,201.20, 5,446,801.80 and 1,237,748.40 is: 1,856,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,201.20 : 5,446,801.80 = 1,237,748.40 : x
  2. Step 2: Convert to fraction form
    3,631,201.20/5,446,801.80 = 1,237,748.40/x
  3. Step 3: Cross multiply
    3,631,201.20x = 5,446,801.80 × 1,237,748.40
  4. Step 4: Simplify right side
    3,631,201.20x = 6,741,770,213,067.12
  5. Step 5: Solve for x
    x = 6,741,770,213,067.12/3,631,201.20
  6. Step 6: Final answer
    x = 1,856,622.60

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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.