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Finding the Third Proportional to 840,314 and 1,270,476.50

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Solution

The third proportional to 840,314 and 1,270,476.50 is: 1,920,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,314 : 1,270,476.50 = 1,270,476.50 : x
  2. Step 2: Convert to fraction form
    840,314/1,270,476.50 = 1,270,476.50/x
  3. Step 3: Cross multiply
    840,314x = 1,270,476.50 × 1,270,476.50
  4. Step 4: Simplify right side
    840,314x = 1,614,110,537,052.25
  5. Step 5: Solve for x
    x = 1,614,110,537,052.25/840,314
  6. Step 6: Final answer
    x = 1,920,842.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.