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Finding the Fourth Proportional to 5,244,843.60, 7,867,265.40 and 3,254,187.60

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Solution

The fourth proportional to 5,244,843.60, 7,867,265.40 and 3,254,187.60 is: 4,881,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244,843.60 : 7,867,265.40 = 3,254,187.60 : x
  2. Step 2: Convert to fraction form
    5,244,843.60/7,867,265.40 = 3,254,187.60/x
  3. Step 3: Cross multiply
    5,244,843.60x = 7,867,265.40 × 3,254,187.60
  4. Step 4: Simplify right side
    5,244,843.60x = 25,601,557,510,589.04
  5. Step 5: Solve for x
    x = 25,601,557,510,589.04/5,244,843.60
  6. Step 6: Final answer
    x = 4,881,281.40

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Similar ratio
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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.