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Finding the Third Proportional to 4,328,278 and 6,754,438

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Solution

The third proportional to 4,328,278 and 6,754,438 is: 10,540,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328,278 : 6,754,438 = 6,754,438 : x
  2. Step 2: Convert to fraction form
    4,328,278/6,754,438 = 6,754,438/x
  3. Step 3: Cross multiply
    4,328,278x = 6,754,438 × 6,754,438
  4. Step 4: Simplify right side
    4,328,278x = 45,622,432,695,844
  5. Step 5: Solve for x
    x = 45,622,432,695,844/4,328,278
  6. Step 6: Final answer
    x = 10,540,550.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.