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Finding the Third Proportional to 780,376 and 1,702,566

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Solution

The third proportional to 780,376 and 1,702,566 is: 3,714,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,376 : 1,702,566 = 1,702,566 : x
  2. Step 2: Convert to fraction form
    780,376/1,702,566 = 1,702,566/x
  3. Step 3: Cross multiply
    780,376x = 1,702,566 × 1,702,566
  4. Step 4: Simplify right side
    780,376x = 2,898,730,984,356
  5. Step 5: Solve for x
    x = 2,898,730,984,356/780,376
  6. Step 6: Final answer
    x = 3,714,531.18

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.