Home / 3,917,884.60-5,874,787.86-1,393,172.92

Finding the Fourth Proportional to 3,917,884.60, 5,874,787.86 and 1,393,172.92

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Solution

The fourth proportional to 3,917,884.60, 5,874,787.86 and 1,393,172.92 is: 2,089,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,884.60 : 5,874,787.86 = 1,393,172.92 : x
  2. Step 2: Convert to fraction form
    3,917,884.60/5,874,787.86 = 1,393,172.92/x
  3. Step 3: Cross multiply
    3,917,884.60x = 5,874,787.86 × 1,393,172.92
  4. Step 4: Simplify right side
    3,917,884.60x = 8,184,595,357,296.75
  5. Step 5: Solve for x
    x = 8,184,595,357,296.75/3,917,884.60
  6. Step 6: Final answer
    x = 2,089,034.31

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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.