Home / 1,412,474.38-1,949,236.82-767,897.03

Finding the Fourth Proportional to 1,412,474.38, 1,949,236.82 and 767,897.03

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Solution

The fourth proportional to 1,412,474.38, 1,949,236.82 and 767,897.03 is: 1,059,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,474.38 : 1,949,236.82 = 767,897.03 : x
  2. Step 2: Convert to fraction form
    1,412,474.38/1,949,236.82 = 767,897.03/x
  3. Step 3: Cross multiply
    1,412,474.38x = 1,949,236.82 × 767,897.03
  4. Step 4: Simplify right side
    1,412,474.38x = 1,496,813,168,757.87
  5. Step 5: Solve for x
    x = 1,496,813,168,757.87/1,412,474.38
  6. Step 6: Final answer
    x = 1,059,709.96

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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.