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Finding the Third Proportional to 902,130.75 and 1,878,896.25

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Solution

The third proportional to 902,130.75 and 1,878,896.25 is: 3,913,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,130.75 : 1,878,896.25 = 1,878,896.25 : x
  2. Step 2: Convert to fraction form
    902,130.75/1,878,896.25 = 1,878,896.25/x
  3. Step 3: Cross multiply
    902,130.75x = 1,878,896.25 × 1,878,896.25
  4. Step 4: Simplify right side
    902,130.75x = 3,530,251,118,264.06
  5. Step 5: Solve for x
    x = 3,530,251,118,264.06/902,130.75
  6. Step 6: Final answer
    x = 3,913,236.65

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.