Home / 3,945,232.60-5,917,848.90-1,285,840.60

Finding the Fourth Proportional to 3,945,232.60, 5,917,848.90 and 1,285,840.60

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Solution

The fourth proportional to 3,945,232.60, 5,917,848.90 and 1,285,840.60 is: 1,928,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,232.60 : 5,917,848.90 = 1,285,840.60 : x
  2. Step 2: Convert to fraction form
    3,945,232.60/5,917,848.90 = 1,285,840.60/x
  3. Step 3: Cross multiply
    3,945,232.60x = 5,917,848.90 × 1,285,840.60
  4. Step 4: Simplify right side
    3,945,232.60x = 7,609,410,380,285.34
  5. Step 5: Solve for x
    x = 7,609,410,380,285.34/3,945,232.60
  6. Step 6: Final answer
    x = 1,928,760.90

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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.