Home / 3,947,095.50-5,447,037.22-2,315,530.62

Finding the Fourth Proportional to 3,947,095.50, 5,447,037.22 and 2,315,530.62

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Solution

The fourth proportional to 3,947,095.50, 5,447,037.22 and 2,315,530.62 is: 3,195,458.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,095.50 : 5,447,037.22 = 2,315,530.62 : x
  2. Step 2: Convert to fraction form
    3,947,095.50/5,447,037.22 = 2,315,530.62/x
  3. Step 3: Cross multiply
    3,947,095.50x = 5,447,037.22 × 2,315,530.62
  4. Step 4: Simplify right side
    3,947,095.50x = 12,612,781,471,189.68
  5. Step 5: Solve for x
    x = 12,612,781,471,189.68/3,947,095.50
  6. Step 6: Final answer
    x = 3,195,458.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.