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Finding the Third Proportional to 1,677,211.31 and 3,683,915.44

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Solution

The third proportional to 1,677,211.31 and 3,683,915.44 is: 8,091,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,211.31 : 3,683,915.44 = 3,683,915.44 : x
  2. Step 2: Convert to fraction form
    1,677,211.31/3,683,915.44 = 3,683,915.44/x
  3. Step 3: Cross multiply
    1,677,211.31x = 3,683,915.44 × 3,683,915.44
  4. Step 4: Simplify right side
    1,677,211.31x = 13,571,232,950,650.82
  5. Step 5: Solve for x
    x = 13,571,232,950,650.82/1,677,211.31
  6. Step 6: Final answer
    x = 8,091,546.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.