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Finding the Third Proportional to 790,152 and 1,255,212

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Solution

The third proportional to 790,152 and 1,255,212 is: 1,993,992.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,152 : 1,255,212 = 1,255,212 : x
  2. Step 2: Convert to fraction form
    790,152/1,255,212 = 1,255,212/x
  3. Step 3: Cross multiply
    790,152x = 1,255,212 × 1,255,212
  4. Step 4: Simplify right side
    790,152x = 1,575,557,164,944
  5. Step 5: Solve for x
    x = 1,575,557,164,944/790,152
  6. Step 6: Final answer
    x = 1,993,992.50

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.