Home / 4,079,791.60-6,119,687.40-3,638,892.40

Finding the Fourth Proportional to 4,079,791.60, 6,119,687.40 and 3,638,892.40

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Solution

The fourth proportional to 4,079,791.60, 6,119,687.40 and 3,638,892.40 is: 5,458,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,791.60 : 6,119,687.40 = 3,638,892.40 : x
  2. Step 2: Convert to fraction form
    4,079,791.60/6,119,687.40 = 3,638,892.40/x
  3. Step 3: Cross multiply
    4,079,791.60x = 6,119,687.40 × 3,638,892.40
  4. Step 4: Simplify right side
    4,079,791.60x = 22,268,883,970,235.76
  5. Step 5: Solve for x
    x = 22,268,883,970,235.76/4,079,791.60
  6. Step 6: Final answer
    x = 5,458,338.60

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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.