Home / 3,003,454.58-4,505,134.14-728,997.80

Finding the Fourth Proportional to 3,003,454.58, 4,505,134.14 and 728,997.80

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Solution

The fourth proportional to 3,003,454.58, 4,505,134.14 and 728,997.80 is: 1,093,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,454.58 : 4,505,134.14 = 728,997.80 : x
  2. Step 2: Convert to fraction form
    3,003,454.58/4,505,134.14 = 728,997.80/x
  3. Step 3: Cross multiply
    3,003,454.58x = 4,505,134.14 × 728,997.80
  4. Step 4: Simplify right side
    3,003,454.58x = 3,284,232,876,764.89
  5. Step 5: Solve for x
    x = 3,284,232,876,764.89/3,003,454.58
  6. Step 6: Final answer
    x = 1,093,485.11

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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.