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Finding the Third Proportional to 703,388 and 1,513,348

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Solution

The third proportional to 703,388 and 1,513,348 is: 3,255,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,388 : 1,513,348 = 1,513,348 : x
  2. Step 2: Convert to fraction form
    703,388/1,513,348 = 1,513,348/x
  3. Step 3: Cross multiply
    703,388x = 1,513,348 × 1,513,348
  4. Step 4: Simplify right side
    703,388x = 2,290,222,169,104
  5. Step 5: Solve for x
    x = 2,290,222,169,104/703,388
  6. Step 6: Final answer
    x = 3,255,986.98

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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.