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Finding the Third Proportional to 919,218 and 1,373,265

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Solution

The third proportional to 919,218 and 1,373,265 is: 2,051,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,218 : 1,373,265 = 1,373,265 : x
  2. Step 2: Convert to fraction form
    919,218/1,373,265 = 1,373,265/x
  3. Step 3: Cross multiply
    919,218x = 1,373,265 × 1,373,265
  4. Step 4: Simplify right side
    919,218x = 1,885,856,760,225
  5. Step 5: Solve for x
    x = 1,885,856,760,225/919,218
  6. Step 6: Final answer
    x = 2,051,588.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.