Home / 2,362,212.80-3,542,858.40-764,388.80

Finding the Fourth Proportional to 2,362,212.80, 3,542,858.40 and 764,388.80

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Solution

The fourth proportional to 2,362,212.80, 3,542,858.40 and 764,388.80 is: 1,146,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362,212.80 : 3,542,858.40 = 764,388.80 : x
  2. Step 2: Convert to fraction form
    2,362,212.80/3,542,858.40 = 764,388.80/x
  3. Step 3: Cross multiply
    2,362,212.80x = 3,542,858.40 × 764,388.80
  4. Step 4: Simplify right side
    2,362,212.80x = 2,708,121,280,945.92
  5. Step 5: Solve for x
    x = 2,708,121,280,945.92/2,362,212.80
  6. Step 6: Final answer
    x = 1,146,434.09

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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.