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Finding the Third Proportional to 607,990 and 935,889

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Solution

The third proportional to 607,990 and 935,889 is: 1,440,629.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,990 : 935,889 = 935,889 : x
  2. Step 2: Convert to fraction form
    607,990/935,889 = 935,889/x
  3. Step 3: Cross multiply
    607,990x = 935,889 × 935,889
  4. Step 4: Simplify right side
    607,990x = 875,888,220,321
  5. Step 5: Solve for x
    x = 875,888,220,321/607,990
  6. Step 6: Final answer
    x = 1,440,629.32

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.