Home / 3,143,107.80-4,707,663.30-2,723,203.80

Finding the Fourth Proportional to 3,143,107.80, 4,707,663.30 and 2,723,203.80

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Solution

The fourth proportional to 3,143,107.80, 4,707,663.30 and 2,723,203.80 is: 4,078,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,107.80 : 4,707,663.30 = 2,723,203.80 : x
  2. Step 2: Convert to fraction form
    3,143,107.80/4,707,663.30 = 2,723,203.80/x
  3. Step 3: Cross multiply
    3,143,107.80x = 4,707,663.30 × 2,723,203.80
  4. Step 4: Simplify right side
    3,143,107.80x = 12,819,926,587,680.54
  5. Step 5: Solve for x
    x = 12,819,926,587,680.54/3,143,107.80
  6. Step 6: Final answer
    x = 4,078,742.25

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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.