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Finding the Third Proportional to 789,610 and 1,125,365

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Solution

The third proportional to 789,610 and 1,125,365 is: 1,603,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,610 : 1,125,365 = 1,125,365 : x
  2. Step 2: Convert to fraction form
    789,610/1,125,365 = 1,125,365/x
  3. Step 3: Cross multiply
    789,610x = 1,125,365 × 1,125,365
  4. Step 4: Simplify right side
    789,610x = 1,266,446,383,225
  5. Step 5: Solve for x
    x = 1,266,446,383,225/789,610
  6. Step 6: Final answer
    x = 1,603,888.48

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.