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Finding the Third Proportional to 845,556 and 1,308,703

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Solution

The third proportional to 845,556 and 1,308,703 is: 2,025,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,556 : 1,308,703 = 1,308,703 : x
  2. Step 2: Convert to fraction form
    845,556/1,308,703 = 1,308,703/x
  3. Step 3: Cross multiply
    845,556x = 1,308,703 × 1,308,703
  4. Step 4: Simplify right side
    845,556x = 1,712,703,542,209
  5. Step 5: Solve for x
    x = 1,712,703,542,209/845,556
  6. Step 6: Final answer
    x = 2,025,535.32

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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.