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Finding the Third Proportional to 1,330,307 and 2,918,136

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Solution

The third proportional to 1,330,307 and 2,918,136 is: 6,401,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,307 : 2,918,136 = 2,918,136 : x
  2. Step 2: Convert to fraction form
    1,330,307/2,918,136 = 2,918,136/x
  3. Step 3: Cross multiply
    1,330,307x = 2,918,136 × 2,918,136
  4. Step 4: Simplify right side
    1,330,307x = 8,515,517,714,496
  5. Step 5: Solve for x
    x = 8,515,517,714,496/1,330,307
  6. Step 6: Final answer
    x = 6,401,167.34

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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.