Home / 2,328,879.21-3,493,318.81-645,982.71

Finding the Fourth Proportional to 2,328,879.21, 3,493,318.81 and 645,982.71

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Solution

The fourth proportional to 2,328,879.21, 3,493,318.81 and 645,982.71 is: 968,974.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328,879.21 : 3,493,318.81 = 645,982.71 : x
  2. Step 2: Convert to fraction form
    2,328,879.21/3,493,318.81 = 645,982.71/x
  3. Step 3: Cross multiply
    2,328,879.21x = 3,493,318.81 × 645,982.71
  4. Step 4: Simplify right side
    2,328,879.21x = 2,256,623,551,777.78
  5. Step 5: Solve for x
    x = 2,256,623,551,777.78/2,328,879.21
  6. Step 6: Final answer
    x = 968,974.06

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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.