Home / 3,150,113.36-4,727,005.11-1,328,366.66

Finding the Fourth Proportional to 3,150,113.36, 4,727,005.11 and 1,328,366.66

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Solution

The fourth proportional to 3,150,113.36, 4,727,005.11 and 1,328,366.66 is: 1,993,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,113.36 : 4,727,005.11 = 1,328,366.66 : x
  2. Step 2: Convert to fraction form
    3,150,113.36/4,727,005.11 = 1,328,366.66/x
  3. Step 3: Cross multiply
    3,150,113.36x = 4,727,005.11 × 1,328,366.66
  4. Step 4: Simplify right side
    3,150,113.36x = 6,279,195,966,138.61
  5. Step 5: Solve for x
    x = 6,279,195,966,138.61/3,150,113.36
  6. Step 6: Final answer
    x = 1,993,323.81

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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.