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Finding the Third Proportional to 804,681 and 1,215,222.75

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Solution

The third proportional to 804,681 and 1,215,222.75 is: 1,835,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,681 : 1,215,222.75 = 1,215,222.75 : x
  2. Step 2: Convert to fraction form
    804,681/1,215,222.75 = 1,215,222.75/x
  3. Step 3: Cross multiply
    804,681x = 1,215,222.75 × 1,215,222.75
  4. Step 4: Simplify right side
    804,681x = 1,476,766,332,117.56
  5. Step 5: Solve for x
    x = 1,476,766,332,117.56/804,681
  6. Step 6: Final answer
    x = 1,835,219.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.