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Finding the Third Proportional to 702,772 and 1,545,488

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Solution

The third proportional to 702,772 and 1,545,488 is: 3,398,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,772 : 1,545,488 = 1,545,488 : x
  2. Step 2: Convert to fraction form
    702,772/1,545,488 = 1,545,488/x
  3. Step 3: Cross multiply
    702,772x = 1,545,488 × 1,545,488
  4. Step 4: Simplify right side
    702,772x = 2,388,533,158,144
  5. Step 5: Solve for x
    x = 2,388,533,158,144/702,772
  6. Step 6: Final answer
    x = 3,398,731.25

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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.