Home / 3,904,961.78-5,861,583.40-3,458,580.50

Finding the Fourth Proportional to 3,904,961.78, 5,861,583.40 and 3,458,580.50

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Solution

The fourth proportional to 3,904,961.78, 5,861,583.40 and 3,458,580.50 is: 5,191,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,961.78 : 5,861,583.40 = 3,458,580.50 : x
  2. Step 2: Convert to fraction form
    3,904,961.78/5,861,583.40 = 3,458,580.50/x
  3. Step 3: Cross multiply
    3,904,961.78x = 5,861,583.40 × 3,458,580.50
  4. Step 4: Simplify right side
    3,904,961.78x = 20,272,758,046,363.70
  5. Step 5: Solve for x
    x = 20,272,758,046,363.70/3,904,961.78
  6. Step 6: Final answer
    x = 5,191,538.15

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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.