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Finding the Third Proportional to 1,332,661 and 2,878,106

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Solution

The third proportional to 1,332,661 and 2,878,106 is: 6,215,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,661 : 2,878,106 = 2,878,106 : x
  2. Step 2: Convert to fraction form
    1,332,661/2,878,106 = 2,878,106/x
  3. Step 3: Cross multiply
    1,332,661x = 2,878,106 × 2,878,106
  4. Step 4: Simplify right side
    1,332,661x = 8,283,494,147,236
  5. Step 5: Solve for x
    x = 8,283,494,147,236/1,332,661
  6. Step 6: Final answer
    x = 6,215,754.90

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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.