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Finding the Third Proportional to 1,296,356 and 1,867,319

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Solution

The third proportional to 1,296,356 and 1,867,319 is: 2,689,755.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,356 : 1,867,319 = 1,867,319 : x
  2. Step 2: Convert to fraction form
    1,296,356/1,867,319 = 1,867,319/x
  3. Step 3: Cross multiply
    1,296,356x = 1,867,319 × 1,867,319
  4. Step 4: Simplify right side
    1,296,356x = 3,486,880,247,761
  5. Step 5: Solve for x
    x = 3,486,880,247,761/1,296,356
  6. Step 6: Final answer
    x = 2,689,755.17

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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.