Home / 3,174,463.72-4,380,772.48-1,724,183.37

Finding the Fourth Proportional to 3,174,463.72, 4,380,772.48 and 1,724,183.37

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Solution

The fourth proportional to 3,174,463.72, 4,380,772.48 and 1,724,183.37 is: 2,379,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,463.72 : 4,380,772.48 = 1,724,183.37 : x
  2. Step 2: Convert to fraction form
    3,174,463.72/4,380,772.48 = 1,724,183.37/x
  3. Step 3: Cross multiply
    3,174,463.72x = 4,380,772.48 × 1,724,183.37
  4. Step 4: Simplify right side
    3,174,463.72x = 7,553,255,049,148.74
  5. Step 5: Solve for x
    x = 7,553,255,049,148.74/3,174,463.72
  6. Step 6: Final answer
    x = 2,379,379.87

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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.