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Finding the Third Proportional to 867,734 and 1,875,838

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Solution

The third proportional to 867,734 and 1,875,838 is: 4,055,123.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,734 : 1,875,838 = 1,875,838 : x
  2. Step 2: Convert to fraction form
    867,734/1,875,838 = 1,875,838/x
  3. Step 3: Cross multiply
    867,734x = 1,875,838 × 1,875,838
  4. Step 4: Simplify right side
    867,734x = 3,518,768,202,244
  5. Step 5: Solve for x
    x = 3,518,768,202,244/867,734
  6. Step 6: Final answer
    x = 4,055,123.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.