Home / 3,174,463.22-4,380,771.79-1,724,182.87

Finding the Fourth Proportional to 3,174,463.22, 4,380,771.79 and 1,724,182.87

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Solution

The fourth proportional to 3,174,463.22, 4,380,771.79 and 1,724,182.87 is: 2,379,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,463.22 : 4,380,771.79 = 1,724,182.87 : x
  2. Step 2: Convert to fraction form
    3,174,463.22/4,380,771.79 = 1,724,182.87/x
  3. Step 3: Cross multiply
    3,174,463.22x = 4,380,771.79 × 1,724,182.87
  4. Step 4: Simplify right side
    3,174,463.22x = 7,553,251,669,076.32
  5. Step 5: Solve for x
    x = 7,553,251,669,076.32/3,174,463.22
  6. Step 6: Final answer
    x = 2,379,379.18

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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.