Home / 3,143,137.30-4,707,707.55-2,723,233.30

Finding the Fourth Proportional to 3,143,137.30, 4,707,707.55 and 2,723,233.30

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Solution

The fourth proportional to 3,143,137.30, 4,707,707.55 and 2,723,233.30 is: 4,078,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,137.30 : 4,707,707.55 = 2,723,233.30 : x
  2. Step 2: Convert to fraction form
    3,143,137.30/4,707,707.55 = 2,723,233.30/x
  3. Step 3: Cross multiply
    3,143,137.30x = 4,707,707.55 × 2,723,233.30
  4. Step 4: Simplify right side
    3,143,137.30x = 12,820,185,966,821.41
  5. Step 5: Solve for x
    x = 12,820,185,966,821.41/3,143,137.30
  6. Step 6: Final answer
    x = 4,078,786.49

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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.