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Finding the Third Proportional to 615,904 and 1,323,472

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Solution

The third proportional to 615,904 and 1,323,472 is: 2,843,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,904 : 1,323,472 = 1,323,472 : x
  2. Step 2: Convert to fraction form
    615,904/1,323,472 = 1,323,472/x
  3. Step 3: Cross multiply
    615,904x = 1,323,472 × 1,323,472
  4. Step 4: Simplify right side
    615,904x = 1,751,578,134,784
  5. Step 5: Solve for x
    x = 1,751,578,134,784/615,904
  6. Step 6: Final answer
    x = 2,843,914.21

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.