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Finding the Third Proportional to 804,859 and 1,128,081

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Solution

The third proportional to 804,859 and 1,128,081 is: 1,581,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,859 : 1,128,081 = 1,128,081 : x
  2. Step 2: Convert to fraction form
    804,859/1,128,081 = 1,128,081/x
  3. Step 3: Cross multiply
    804,859x = 1,128,081 × 1,128,081
  4. Step 4: Simplify right side
    804,859x = 1,272,566,742,561
  5. Step 5: Solve for x
    x = 1,272,566,742,561/804,859
  6. Step 6: Final answer
    x = 1,581,105.19

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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.