Home / 1,669,887.39-2,304,445.46-905,940.75

Finding the Fourth Proportional to 1,669,887.39, 2,304,445.46 and 905,940.75

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Solution

The fourth proportional to 1,669,887.39, 2,304,445.46 and 905,940.75 is: 1,250,198.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,887.39 : 2,304,445.46 = 905,940.75 : x
  2. Step 2: Convert to fraction form
    1,669,887.39/2,304,445.46 = 905,940.75/x
  3. Step 3: Cross multiply
    1,669,887.39x = 2,304,445.46 × 905,940.75
  4. Step 4: Simplify right side
    1,669,887.39x = 2,087,691,043,836.79
  5. Step 5: Solve for x
    x = 2,087,691,043,836.79/1,669,887.39
  6. Step 6: Final answer
    x = 1,250,198.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.