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Finding the Third Proportional to 791,392 and 1,227,246

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Solution

The third proportional to 791,392 and 1,227,246 is: 1,903,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,392 : 1,227,246 = 1,227,246 : x
  2. Step 2: Convert to fraction form
    791,392/1,227,246 = 1,227,246/x
  3. Step 3: Cross multiply
    791,392x = 1,227,246 × 1,227,246
  4. Step 4: Simplify right side
    791,392x = 1,506,132,744,516
  5. Step 5: Solve for x
    x = 1,506,132,744,516/791,392
  6. Step 6: Final answer
    x = 1,903,143.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.