Home / 1,669,889.25-2,304,451.62-905,942.81

Finding the Fourth Proportional to 1,669,889.25, 2,304,451.62 and 905,942.81

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Solution

The fourth proportional to 1,669,889.25, 2,304,451.62 and 905,942.81 is: 1,250,203.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,889.25 : 2,304,451.62 = 905,942.81 : x
  2. Step 2: Convert to fraction form
    1,669,889.25/2,304,451.62 = 905,942.81/x
  3. Step 3: Cross multiply
    1,669,889.25x = 2,304,451.62 × 905,942.81
  4. Step 4: Simplify right side
    1,669,889.25x = 2,087,701,381,892.98
  5. Step 5: Solve for x
    x = 2,087,701,381,892.98/1,669,889.25
  6. Step 6: Final answer
    x = 1,250,203.50

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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.