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Finding the Third Proportional to 804,983 and 1,128,169

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Solution

The third proportional to 804,983 and 1,128,169 is: 1,581,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,983 : 1,128,169 = 1,128,169 : x
  2. Step 2: Convert to fraction form
    804,983/1,128,169 = 1,128,169/x
  3. Step 3: Cross multiply
    804,983x = 1,128,169 × 1,128,169
  4. Step 4: Simplify right side
    804,983x = 1,272,765,292,561
  5. Step 5: Solve for x
    x = 1,272,765,292,561/804,983
  6. Step 6: Final answer
    x = 1,581,108.29

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.