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Finding the Third Proportional to 1,787,363.72 and 2,646,323.16

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Solution

The third proportional to 1,787,363.72 and 2,646,323.16 is: 3,918,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,363.72 : 2,646,323.16 = 2,646,323.16 : x
  2. Step 2: Convert to fraction form
    1,787,363.72/2,646,323.16 = 2,646,323.16/x
  3. Step 3: Cross multiply
    1,787,363.72x = 2,646,323.16 × 2,646,323.16
  4. Step 4: Simplify right side
    1,787,363.72x = 7,003,026,247,304.96
  5. Step 5: Solve for x
    x = 7,003,026,247,304.96/1,787,363.72
  6. Step 6: Final answer
    x = 3,918,075.64

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.