Home / 3,399,379.80-5,087,259.90-3,115,944.60

Finding the Fourth Proportional to 3,399,379.80, 5,087,259.90 and 3,115,944.60

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Solution

The fourth proportional to 3,399,379.80, 5,087,259.90 and 3,115,944.60 is: 4,663,091.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,379.80 : 5,087,259.90 = 3,115,944.60 : x
  2. Step 2: Convert to fraction form
    3,399,379.80/5,087,259.90 = 3,115,944.60/x
  3. Step 3: Cross multiply
    3,399,379.80x = 5,087,259.90 × 3,115,944.60
  4. Step 4: Simplify right side
    3,399,379.80x = 15,851,620,014,201.54
  5. Step 5: Solve for x
    x = 15,851,620,014,201.54/3,399,379.80
  6. Step 6: Final answer
    x = 4,663,091.78

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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.