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Finding the Third Proportional to 1,129,601.81 and 2,442,751.31

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Solution

The third proportional to 1,129,601.81 and 2,442,751.31 is: 5,282,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,601.81 : 2,442,751.31 = 2,442,751.31 : x
  2. Step 2: Convert to fraction form
    1,129,601.81/2,442,751.31 = 2,442,751.31/x
  3. Step 3: Cross multiply
    1,129,601.81x = 2,442,751.31 × 2,442,751.31
  4. Step 4: Simplify right side
    1,129,601.81x = 5,967,033,974,720.47
  5. Step 5: Solve for x
    x = 5,967,033,974,720.47/1,129,601.81
  6. Step 6: Final answer
    x = 5,282,422.45

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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.