Home / 3,143,312.80-4,707,970.80-2,723,408.80

Finding the Fourth Proportional to 3,143,312.80, 4,707,970.80 and 2,723,408.80

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Solution

The fourth proportional to 3,143,312.80, 4,707,970.80 and 2,723,408.80 is: 4,079,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,312.80 : 4,707,970.80 = 2,723,408.80 : x
  2. Step 2: Convert to fraction form
    3,143,312.80/4,707,970.80 = 2,723,408.80/x
  3. Step 3: Cross multiply
    3,143,312.80x = 4,707,970.80 × 2,723,408.80
  4. Step 4: Simplify right side
    3,143,312.80x = 12,821,729,106,863.04
  5. Step 5: Solve for x
    x = 12,821,729,106,863.04/3,143,312.80
  6. Step 6: Final answer
    x = 4,079,049.69

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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.