Home / 3,145,849.92-4,718,760.22-987,033.06

Finding the Fourth Proportional to 3,145,849.92, 4,718,760.22 and 987,033.06

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Solution

The fourth proportional to 3,145,849.92, 4,718,760.22 and 987,033.06 is: 1,480,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,849.92 : 4,718,760.22 = 987,033.06 : x
  2. Step 2: Convert to fraction form
    3,145,849.92/4,718,760.22 = 987,033.06/x
  3. Step 3: Cross multiply
    3,145,849.92x = 4,718,760.22 × 987,033.06
  4. Step 4: Simplify right side
    3,145,849.92x = 4,657,572,339,352.87
  5. Step 5: Solve for x
    x = 4,657,572,339,352.87/3,145,849.92
  6. Step 6: Final answer
    x = 1,480,544.99

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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.