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Finding the Third Proportional to 407,863 and 882,926

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Solution

The third proportional to 407,863 and 882,926 is: 1,911,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,863 : 882,926 = 882,926 : x
  2. Step 2: Convert to fraction form
    407,863/882,926 = 882,926/x
  3. Step 3: Cross multiply
    407,863x = 882,926 × 882,926
  4. Step 4: Simplify right side
    407,863x = 779,558,321,476
  5. Step 5: Solve for x
    x = 779,558,321,476/407,863
  6. Step 6: Final answer
    x = 1,911,323.95

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.