Home / 3,174,561.72-4,380,927.32-1,724,285.48

Finding the Fourth Proportional to 3,174,561.72, 4,380,927.32 and 1,724,285.48

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Solution

The fourth proportional to 3,174,561.72, 4,380,927.32 and 1,724,285.48 is: 2,379,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,561.72 : 4,380,927.32 = 1,724,285.48 : x
  2. Step 2: Convert to fraction form
    3,174,561.72/4,380,927.32 = 1,724,285.48/x
  3. Step 3: Cross multiply
    3,174,561.72x = 4,380,927.32 × 1,724,285.48
  4. Step 4: Simplify right side
    3,174,561.72x = 7,553,969,349,217.39
  5. Step 5: Solve for x
    x = 7,553,969,349,217.39/3,174,561.72
  6. Step 6: Final answer
    x = 2,379,531.42

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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.