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Finding the Third Proportional to 625,506 and 1,365,726

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Solution

The third proportional to 625,506 and 1,365,726 is: 2,981,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,506 : 1,365,726 = 1,365,726 : x
  2. Step 2: Convert to fraction form
    625,506/1,365,726 = 1,365,726/x
  3. Step 3: Cross multiply
    625,506x = 1,365,726 × 1,365,726
  4. Step 4: Simplify right side
    625,506x = 1,865,207,507,076
  5. Step 5: Solve for x
    x = 1,865,207,507,076/625,506
  6. Step 6: Final answer
    x = 2,981,917.85

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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.