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Finding the Third Proportional to 615,918.25 and 1,316,956

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Solution

The third proportional to 615,918.25 and 1,316,956 is: 2,815,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,918.25 : 1,316,956 = 1,316,956 : x
  2. Step 2: Convert to fraction form
    615,918.25/1,316,956 = 1,316,956/x
  3. Step 3: Cross multiply
    615,918.25x = 1,316,956 × 1,316,956
  4. Step 4: Simplify right side
    615,918.25x = 1,734,373,105,936
  5. Step 5: Solve for x
    x = 1,734,373,105,936/615,918.25
  6. Step 6: Final answer
    x = 2,815,914.46

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.