Home / 1,669,875.27-2,304,428.70-905,928.63

Finding the Fourth Proportional to 1,669,875.27, 2,304,428.70 and 905,928.63

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Solution

The fourth proportional to 1,669,875.27, 2,304,428.70 and 905,928.63 is: 1,250,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,875.27 : 2,304,428.70 = 905,928.63 : x
  2. Step 2: Convert to fraction form
    1,669,875.27/2,304,428.70 = 905,928.63/x
  3. Step 3: Cross multiply
    1,669,875.27x = 2,304,428.70 × 905,928.63
  4. Step 4: Simplify right side
    1,669,875.27x = 2,087,647,923,601.54
  5. Step 5: Solve for x
    x = 2,087,647,923,601.54/1,669,875.27
  6. Step 6: Final answer
    x = 1,250,181.96

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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.