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Finding the Third Proportional to 804,857 and 1,127,991

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Solution

The third proportional to 804,857 and 1,127,991 is: 1,580,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,857 : 1,127,991 = 1,127,991 : x
  2. Step 2: Convert to fraction form
    804,857/1,127,991 = 1,127,991/x
  3. Step 3: Cross multiply
    804,857x = 1,127,991 × 1,127,991
  4. Step 4: Simplify right side
    804,857x = 1,272,363,696,081
  5. Step 5: Solve for x
    x = 1,272,363,696,081/804,857
  6. Step 6: Final answer
    x = 1,580,856.84

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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.