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Finding the Third Proportional to 666,692 and 1,437,632

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Solution

The third proportional to 666,692 and 1,437,632 is: 3,100,060.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,692 : 1,437,632 = 1,437,632 : x
  2. Step 2: Convert to fraction form
    666,692/1,437,632 = 1,437,632/x
  3. Step 3: Cross multiply
    666,692x = 1,437,632 × 1,437,632
  4. Step 4: Simplify right side
    666,692x = 2,066,785,767,424
  5. Step 5: Solve for x
    x = 2,066,785,767,424/666,692
  6. Step 6: Final answer
    x = 3,100,060.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.