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Finding the Third Proportional to 528,855 and 1,141,863

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Solution

The third proportional to 528,855 and 1,141,863 is: 2,465,422.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,855 : 1,141,863 = 1,141,863 : x
  2. Step 2: Convert to fraction form
    528,855/1,141,863 = 1,141,863/x
  3. Step 3: Cross multiply
    528,855x = 1,141,863 × 1,141,863
  4. Step 4: Simplify right side
    528,855x = 1,303,851,110,769
  5. Step 5: Solve for x
    x = 1,303,851,110,769/528,855
  6. Step 6: Final answer
    x = 2,465,422.68

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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.