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Finding the Fourth Proportional to 3,664,511.82, 5,496,796.89 and 1,504,980.54

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Solution

The fourth proportional to 3,664,511.82, 5,496,796.89 and 1,504,980.54 is: 2,257,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,511.82 : 5,496,796.89 = 1,504,980.54 : x
  2. Step 2: Convert to fraction form
    3,664,511.82/5,496,796.89 = 1,504,980.54/x
  3. Step 3: Cross multiply
    3,664,511.82x = 5,496,796.89 × 1,504,980.54
  4. Step 4: Simplify right side
    3,664,511.82x = 8,272,572,351,782.52
  5. Step 5: Solve for x
    x = 8,272,572,351,782.52/3,664,511.82
  6. Step 6: Final answer
    x = 2,257,482.79

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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.