Home / 1,669,886.94-2,304,448.43-905,940.51

Finding the Fourth Proportional to 1,669,886.94, 2,304,448.43 and 905,940.51

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Solution

The fourth proportional to 1,669,886.94, 2,304,448.43 and 905,940.51 is: 1,250,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,886.94 : 2,304,448.43 = 905,940.51 : x
  2. Step 2: Convert to fraction form
    1,669,886.94/2,304,448.43 = 905,940.51/x
  3. Step 3: Cross multiply
    1,669,886.94x = 2,304,448.43 × 905,940.51
  4. Step 4: Simplify right side
    1,669,886.94x = 2,087,693,185,942.90
  5. Step 5: Solve for x
    x = 2,087,693,185,942.90/1,669,886.94
  6. Step 6: Final answer
    x = 1,250,200.32

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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.