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Finding the Third Proportional to 1,372,866.13 and 2,859,361.94

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Solution

The third proportional to 1,372,866.13 and 2,859,361.94 is: 5,955,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,866.13 : 2,859,361.94 = 2,859,361.94 : x
  2. Step 2: Convert to fraction form
    1,372,866.13/2,859,361.94 = 2,859,361.94/x
  3. Step 3: Cross multiply
    1,372,866.13x = 2,859,361.94 × 2,859,361.94
  4. Step 4: Simplify right side
    1,372,866.13x = 8,175,950,689,623.75
  5. Step 5: Solve for x
    x = 8,175,950,689,623.75/1,372,866.13
  6. Step 6: Final answer
    x = 5,955,388.18

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.