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Finding the Third Proportional to 885,710.81 and 1,328,335.88

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Solution

The third proportional to 885,710.81 and 1,328,335.88 is: 1,992,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,710.81 : 1,328,335.88 = 1,328,335.88 : x
  2. Step 2: Convert to fraction form
    885,710.81/1,328,335.88 = 1,328,335.88/x
  3. Step 3: Cross multiply
    885,710.81x = 1,328,335.88 × 1,328,335.88
  4. Step 4: Simplify right side
    885,710.81x = 1,764,476,196,812.02
  5. Step 5: Solve for x
    x = 1,764,476,196,812.02/885,710.81
  6. Step 6: Final answer
    x = 1,992,158.36

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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.