Home / 3,003,454.20-4,505,133.58-728,997.42

Finding the Fourth Proportional to 3,003,454.20, 4,505,133.58 and 728,997.42

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Solution

The fourth proportional to 3,003,454.20, 4,505,133.58 and 728,997.42 is: 1,093,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,454.20 : 4,505,133.58 = 728,997.42 : x
  2. Step 2: Convert to fraction form
    3,003,454.20/4,505,133.58 = 728,997.42/x
  3. Step 3: Cross multiply
    3,003,454.20x = 4,505,133.58 × 728,997.42
  4. Step 4: Simplify right side
    3,003,454.20x = 3,284,230,756,575.36
  5. Step 5: Solve for x
    x = 3,284,230,756,575.36/3,003,454.20
  6. Step 6: Final answer
    x = 1,093,484.55

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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.