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Finding the Third Proportional to 388,134 and 848,444

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Solution

The third proportional to 388,134 and 848,444 is: 1,854,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,134 : 848,444 = 848,444 : x
  2. Step 2: Convert to fraction form
    388,134/848,444 = 848,444/x
  3. Step 3: Cross multiply
    388,134x = 848,444 × 848,444
  4. Step 4: Simplify right side
    388,134x = 719,857,221,136
  5. Step 5: Solve for x
    x = 719,857,221,136/388,134
  6. Step 6: Final answer
    x = 1,854,661.59

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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.