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Finding the Third Proportional to 916,378.88 and 2,013,048

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Solution

The third proportional to 916,378.88 and 2,013,048 is: 4,422,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,378.88 : 2,013,048 = 2,013,048 : x
  2. Step 2: Convert to fraction form
    916,378.88/2,013,048 = 2,013,048/x
  3. Step 3: Cross multiply
    916,378.88x = 2,013,048 × 2,013,048
  4. Step 4: Simplify right side
    916,378.88x = 4,052,362,250,304
  5. Step 5: Solve for x
    x = 4,052,362,250,304/916,378.88
  6. Step 6: Final answer
    x = 4,422,147.17

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.