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Finding the Third Proportional to 1,103,863.63 and 1,619,466.38

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Solution

The third proportional to 1,103,863.63 and 1,619,466.38 is: 2,375,901.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,863.63 : 1,619,466.38 = 1,619,466.38 : x
  2. Step 2: Convert to fraction form
    1,103,863.63/1,619,466.38 = 1,619,466.38/x
  3. Step 3: Cross multiply
    1,103,863.63x = 1,619,466.38 × 1,619,466.38
  4. Step 4: Simplify right side
    1,103,863.63x = 2,622,671,339,755.64
  5. Step 5: Solve for x
    x = 2,622,671,339,755.64/1,103,863.63
  6. Step 6: Final answer
    x = 2,375,901.59

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.