Home / 2,361,837.78-3,543,318.81-764,400.87

Finding the Fourth Proportional to 2,361,837.78, 3,543,318.81 and 764,400.87

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Solution

The fourth proportional to 2,361,837.78, 3,543,318.81 and 764,400.87 is: 1,146,783.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361,837.78 : 3,543,318.81 = 764,400.87 : x
  2. Step 2: Convert to fraction form
    2,361,837.78/3,543,318.81 = 764,400.87/x
  3. Step 3: Cross multiply
    2,361,837.78x = 3,543,318.81 × 764,400.87
  4. Step 4: Simplify right side
    2,361,837.78x = 2,708,515,981,051.36
  5. Step 5: Solve for x
    x = 2,708,515,981,051.36/2,361,837.78
  6. Step 6: Final answer
    x = 1,146,783.24

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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.