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Finding the Third Proportional to 722,890 and 1,084,335

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Solution

The third proportional to 722,890 and 1,084,335 is: 1,626,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,890 : 1,084,335 = 1,084,335 : x
  2. Step 2: Convert to fraction form
    722,890/1,084,335 = 1,084,335/x
  3. Step 3: Cross multiply
    722,890x = 1,084,335 × 1,084,335
  4. Step 4: Simplify right side
    722,890x = 1,175,782,392,225
  5. Step 5: Solve for x
    x = 1,175,782,392,225/722,890
  6. Step 6: Final answer
    x = 1,626,502.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.