Home / 3,856,902.27-5,322,167.33-2,137,876.53

Finding the Fourth Proportional to 3,856,902.27, 5,322,167.33 and 2,137,876.53

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Solution

The fourth proportional to 3,856,902.27, 5,322,167.33 and 2,137,876.53 is: 2,950,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,902.27 : 5,322,167.33 = 2,137,876.53 : x
  2. Step 2: Convert to fraction form
    3,856,902.27/5,322,167.33 = 2,137,876.53/x
  3. Step 3: Cross multiply
    3,856,902.27x = 5,322,167.33 × 2,137,876.53
  4. Step 4: Simplify right side
    3,856,902.27x = 11,378,136,623,539.76
  5. Step 5: Solve for x
    x = 11,378,136,623,539.76/3,856,902.27
  6. Step 6: Final answer
    x = 2,950,071.28

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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.