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Finding the Third Proportional to 839,104 and 1,258,368

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Solution

The third proportional to 839,104 and 1,258,368 is: 1,887,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,104 : 1,258,368 = 1,258,368 : x
  2. Step 2: Convert to fraction form
    839,104/1,258,368 = 1,258,368/x
  3. Step 3: Cross multiply
    839,104x = 1,258,368 × 1,258,368
  4. Step 4: Simplify right side
    839,104x = 1,583,490,023,424
  5. Step 5: Solve for x
    x = 1,583,490,023,424/839,104
  6. Step 6: Final answer
    x = 1,887,120.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.