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Finding the Third Proportional to 703,614 and 1,090,173

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Solution

The third proportional to 703,614 and 1,090,173 is: 1,689,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,614 : 1,090,173 = 1,090,173 : x
  2. Step 2: Convert to fraction form
    703,614/1,090,173 = 1,090,173/x
  3. Step 3: Cross multiply
    703,614x = 1,090,173 × 1,090,173
  4. Step 4: Simplify right side
    703,614x = 1,188,477,169,929
  5. Step 5: Solve for x
    x = 1,188,477,169,929/703,614
  6. Step 6: Final answer
    x = 1,689,103.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.