Home / 2,154,234.80-3,231,505.80-658,324.40

Finding the Fourth Proportional to 2,154,234.80, 3,231,505.80 and 658,324.40

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Solution

The fourth proportional to 2,154,234.80, 3,231,505.80 and 658,324.40 is: 987,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,234.80 : 3,231,505.80 = 658,324.40 : x
  2. Step 2: Convert to fraction form
    2,154,234.80/3,231,505.80 = 658,324.40/x
  3. Step 3: Cross multiply
    2,154,234.80x = 3,231,505.80 × 658,324.40
  4. Step 4: Simplify right side
    2,154,234.80x = 2,127,379,116,881.52
  5. Step 5: Solve for x
    x = 2,127,379,116,881.52/2,154,234.80
  6. Step 6: Final answer
    x = 987,533.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.