Home / 3,738,123.60-5,158,607.49-2,019,243.66

Finding the Fourth Proportional to 3,738,123.60, 5,158,607.49 and 2,019,243.66

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Solution

The fourth proportional to 3,738,123.60, 5,158,607.49 and 2,019,243.66 is: 2,786,554.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,123.60 : 5,158,607.49 = 2,019,243.66 : x
  2. Step 2: Convert to fraction form
    3,738,123.60/5,158,607.49 = 2,019,243.66/x
  3. Step 3: Cross multiply
    3,738,123.60x = 5,158,607.49 × 2,019,243.66
  4. Step 4: Simplify right side
    3,738,123.60x = 10,416,485,468,611.01
  5. Step 5: Solve for x
    x = 10,416,485,468,611.01/3,738,123.60
  6. Step 6: Final answer
    x = 2,786,554.59

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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.