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Finding the Third Proportional to 2,912,781.94 and 4,369,175.44

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Solution

The third proportional to 2,912,781.94 and 4,369,175.44 is: 6,553,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,781.94 : 4,369,175.44 = 4,369,175.44 : x
  2. Step 2: Convert to fraction form
    2,912,781.94/4,369,175.44 = 4,369,175.44/x
  3. Step 3: Cross multiply
    2,912,781.94x = 4,369,175.44 × 4,369,175.44
  4. Step 4: Simplify right side
    2,912,781.94x = 19,089,694,003,653.32
  5. Step 5: Solve for x
    x = 19,089,694,003,653.32/2,912,781.94
  6. Step 6: Final answer
    x = 6,553,766.95

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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.