Home / 1,669,907.82-2,304,477.16-905,961.38

Finding the Fourth Proportional to 1,669,907.82, 2,304,477.16 and 905,961.38

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Solution

The fourth proportional to 1,669,907.82, 2,304,477.16 and 905,961.38 is: 1,250,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,907.82 : 2,304,477.16 = 905,961.38 : x
  2. Step 2: Convert to fraction form
    1,669,907.82/2,304,477.16 = 905,961.38/x
  3. Step 3: Cross multiply
    1,669,907.82x = 2,304,477.16 × 905,961.38
  4. Step 4: Simplify right side
    1,669,907.82x = 2,087,767,308,052.08
  5. Step 5: Solve for x
    x = 2,087,767,308,052.08/1,669,907.82
  6. Step 6: Final answer
    x = 1,250,229.07

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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.