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Finding the Third Proportional to 711,576 and 1,108,188

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Solution

The third proportional to 711,576 and 1,108,188 is: 1,725,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,576 : 1,108,188 = 1,108,188 : x
  2. Step 2: Convert to fraction form
    711,576/1,108,188 = 1,108,188/x
  3. Step 3: Cross multiply
    711,576x = 1,108,188 × 1,108,188
  4. Step 4: Simplify right side
    711,576x = 1,228,080,643,344
  5. Step 5: Solve for x
    x = 1,228,080,643,344/711,576
  6. Step 6: Final answer
    x = 1,725,860.12

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.