Home / 3,438,441.89-5,159,789.73-1,999,800.48

Finding the Fourth Proportional to 3,438,441.89, 5,159,789.73 and 1,999,800.48

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Solution

The fourth proportional to 3,438,441.89, 5,159,789.73 and 1,999,800.48 is: 3,000,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,441.89 : 5,159,789.73 = 1,999,800.48 : x
  2. Step 2: Convert to fraction form
    3,438,441.89/5,159,789.73 = 1,999,800.48/x
  3. Step 3: Cross multiply
    3,438,441.89x = 5,159,789.73 × 1,999,800.48
  4. Step 4: Simplify right side
    3,438,441.89x = 10,318,549,978,753.07
  5. Step 5: Solve for x
    x = 10,318,549,978,753.07/3,438,441.89
  6. Step 6: Final answer
    x = 3,000,937.73

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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.