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Finding the Third Proportional to 666,056.25 and 1,458,872.44

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Solution

The third proportional to 666,056.25 and 1,458,872.44 is: 3,195,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,056.25 : 1,458,872.44 = 1,458,872.44 : x
  2. Step 2: Convert to fraction form
    666,056.25/1,458,872.44 = 1,458,872.44/x
  3. Step 3: Cross multiply
    666,056.25x = 1,458,872.44 × 1,458,872.44
  4. Step 4: Simplify right side
    666,056.25x = 2,128,308,788,897.19
  5. Step 5: Solve for x
    x = 2,128,308,788,897.19/666,056.25
  6. Step 6: Final answer
    x = 3,195,388.96

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.