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Finding the Third Proportional to 720,302 and 1,545,576

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Solution

The third proportional to 720,302 and 1,545,576 is: 3,316,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,302 : 1,545,576 = 1,545,576 : x
  2. Step 2: Convert to fraction form
    720,302/1,545,576 = 1,545,576/x
  3. Step 3: Cross multiply
    720,302x = 1,545,576 × 1,545,576
  4. Step 4: Simplify right side
    720,302x = 2,388,805,171,776
  5. Step 5: Solve for x
    x = 2,388,805,171,776/720,302
  6. Step 6: Final answer
    x = 3,316,393.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.