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Finding the Third Proportional to 790,832 and 1,225,573

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Solution

The third proportional to 790,832 and 1,225,573 is: 1,899,302.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,832 : 1,225,573 = 1,225,573 : x
  2. Step 2: Convert to fraction form
    790,832/1,225,573 = 1,225,573/x
  3. Step 3: Cross multiply
    790,832x = 1,225,573 × 1,225,573
  4. Step 4: Simplify right side
    790,832x = 1,502,029,178,329
  5. Step 5: Solve for x
    x = 1,502,029,178,329/790,832
  6. Step 6: Final answer
    x = 1,899,302.48

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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.