Home / 2,219,135.04-3,062,404.80-1,200,540.60

Finding the Fourth Proportional to 2,219,135.04, 3,062,404.80 and 1,200,540.60

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Solution

The fourth proportional to 2,219,135.04, 3,062,404.80 and 1,200,540.60 is: 1,656,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,135.04 : 3,062,404.80 = 1,200,540.60 : x
  2. Step 2: Convert to fraction form
    2,219,135.04/3,062,404.80 = 1,200,540.60/x
  3. Step 3: Cross multiply
    2,219,135.04x = 3,062,404.80 × 1,200,540.60
  4. Step 4: Simplify right side
    2,219,135.04x = 3,676,541,296,034.88
  5. Step 5: Solve for x
    x = 3,676,541,296,034.88/2,219,135.04
  6. Step 6: Final answer
    x = 1,656,745.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.