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Finding the Third Proportional to 1,509,198.75 and 2,243,284.88

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Solution

The third proportional to 1,509,198.75 and 2,243,284.88 is: 3,334,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,198.75 : 2,243,284.88 = 2,243,284.88 : x
  2. Step 2: Convert to fraction form
    1,509,198.75/2,243,284.88 = 2,243,284.88/x
  3. Step 3: Cross multiply
    1,509,198.75x = 2,243,284.88 × 2,243,284.88
  4. Step 4: Simplify right side
    1,509,198.75x = 5,032,327,030,403.77
  5. Step 5: Solve for x
    x = 5,032,327,030,403.77/1,509,198.75
  6. Step 6: Final answer
    x = 3,334,436.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.