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Finding the Third Proportional to 719,666 and 1,056,171

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Solution

The third proportional to 719,666 and 1,056,171 is: 1,550,020.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,666 : 1,056,171 = 1,056,171 : x
  2. Step 2: Convert to fraction form
    719,666/1,056,171 = 1,056,171/x
  3. Step 3: Cross multiply
    719,666x = 1,056,171 × 1,056,171
  4. Step 4: Simplify right side
    719,666x = 1,115,497,181,241
  5. Step 5: Solve for x
    x = 1,115,497,181,241/719,666
  6. Step 6: Final answer
    x = 1,550,020.68

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.