Home / 3,907,485.96-5,394,963.80-2,439,631.68

Finding the Fourth Proportional to 3,907,485.96, 5,394,963.80 and 2,439,631.68

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Solution

The fourth proportional to 3,907,485.96, 5,394,963.80 and 2,439,631.68 is: 3,368,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,485.96 : 5,394,963.80 = 2,439,631.68 : x
  2. Step 2: Convert to fraction form
    3,907,485.96/5,394,963.80 = 2,439,631.68/x
  3. Step 3: Cross multiply
    3,907,485.96x = 5,394,963.80 × 2,439,631.68
  4. Step 4: Simplify right side
    3,907,485.96x = 13,161,724,586,735.03
  5. Step 5: Solve for x
    x = 13,161,724,586,735.03/3,907,485.96
  6. Step 6: Final answer
    x = 3,368,335.73

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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.