Home / 3,860,745.59-5,327,651.27-2,118,376.70

Finding the Fourth Proportional to 3,860,745.59, 5,327,651.27 and 2,118,376.70

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Solution

The fourth proportional to 3,860,745.59, 5,327,651.27 and 2,118,376.70 is: 2,923,262.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,745.59 : 5,327,651.27 = 2,118,376.70 : x
  2. Step 2: Convert to fraction form
    3,860,745.59/5,327,651.27 = 2,118,376.70/x
  3. Step 3: Cross multiply
    3,860,745.59x = 5,327,651.27 × 2,118,376.70
  4. Step 4: Simplify right side
    3,860,745.59x = 11,285,972,316,093.41
  5. Step 5: Solve for x
    x = 11,285,972,316,093.41/3,860,745.59
  6. Step 6: Final answer
    x = 2,923,262.37

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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.