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Finding the Third Proportional to 792,142 and 1,710,545

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Solution

The third proportional to 792,142 and 1,710,545 is: 3,693,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,142 : 1,710,545 = 1,710,545 : x
  2. Step 2: Convert to fraction form
    792,142/1,710,545 = 1,710,545/x
  3. Step 3: Cross multiply
    792,142x = 1,710,545 × 1,710,545
  4. Step 4: Simplify right side
    792,142x = 2,925,964,197,025
  5. Step 5: Solve for x
    x = 2,925,964,197,025/792,142
  6. Step 6: Final answer
    x = 3,693,736.98

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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.