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Finding the Third Proportional to 1,976,415.75 and 2,902,293

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Solution

The third proportional to 1,976,415.75 and 2,902,293 is: 4,261,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,415.75 : 2,902,293 = 2,902,293 : x
  2. Step 2: Convert to fraction form
    1,976,415.75/2,902,293 = 2,902,293/x
  3. Step 3: Cross multiply
    1,976,415.75x = 2,902,293 × 2,902,293
  4. Step 4: Simplify right side
    1,976,415.75x = 8,423,304,657,849
  5. Step 5: Solve for x
    x = 8,423,304,657,849/1,976,415.75
  6. Step 6: Final answer
    x = 4,261,909.30

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.