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Finding the Third Proportional to 718,368 and 1,126,908

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Solution

The third proportional to 718,368 and 1,126,908 is: 1,767,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,368 : 1,126,908 = 1,126,908 : x
  2. Step 2: Convert to fraction form
    718,368/1,126,908 = 1,126,908/x
  3. Step 3: Cross multiply
    718,368x = 1,126,908 × 1,126,908
  4. Step 4: Simplify right side
    718,368x = 1,269,921,640,464
  5. Step 5: Solve for x
    x = 1,269,921,640,464/718,368
  6. Step 6: Final answer
    x = 1,767,787.04

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.