Home / 3,174,442.89-4,380,743.70-1,724,162.54

Finding the Fourth Proportional to 3,174,442.89, 4,380,743.70 and 1,724,162.54

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Solution

The fourth proportional to 3,174,442.89, 4,380,743.70 and 1,724,162.54 is: 2,379,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,442.89 : 4,380,743.70 = 1,724,162.54 : x
  2. Step 2: Convert to fraction form
    3,174,442.89/4,380,743.70 = 1,724,162.54/x
  3. Step 3: Cross multiply
    3,174,442.89x = 4,380,743.70 × 1,724,162.54
  4. Step 4: Simplify right side
    3,174,442.89x = 7,553,114,162,977.28
  5. Step 5: Solve for x
    x = 7,553,114,162,977.28/3,174,442.89
  6. Step 6: Final answer
    x = 2,379,351.09

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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.