Home / 1,274,904.36-1,912,564.24-376,436.97

Finding the Fourth Proportional to 1,274,904.36, 1,912,564.24 and 376,436.97

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Solution

The fourth proportional to 1,274,904.36, 1,912,564.24 and 376,436.97 is: 564,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,904.36 : 1,912,564.24 = 376,436.97 : x
  2. Step 2: Convert to fraction form
    1,274,904.36/1,912,564.24 = 376,436.97/x
  3. Step 3: Cross multiply
    1,274,904.36x = 1,912,564.24 × 376,436.97
  4. Step 4: Simplify right side
    1,274,904.36x = 719,959,886,494.86
  5. Step 5: Solve for x
    x = 719,959,886,494.86/1,274,904.36
  6. Step 6: Final answer
    x = 564,716.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.