Home / 1,858,687.74-2,783,529.90-945,467.64

Finding the Fourth Proportional to 1,858,687.74, 2,783,529.90 and 945,467.64

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Solution

The fourth proportional to 1,858,687.74, 2,783,529.90 and 945,467.64 is: 1,415,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,687.74 : 2,783,529.90 = 945,467.64 : x
  2. Step 2: Convert to fraction form
    1,858,687.74/2,783,529.90 = 945,467.64/x
  3. Step 3: Cross multiply
    1,858,687.74x = 2,783,529.90 × 945,467.64
  4. Step 4: Simplify right side
    1,858,687.74x = 2,631,737,445,422.44
  5. Step 5: Solve for x
    x = 2,631,737,445,422.44/1,858,687.74
  6. Step 6: Final answer
    x = 1,415,911.55

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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.