Home / 6,207,649.20-9,311,867.39-1,947,985.56

Finding the Fourth Proportional to 6,207,649.20, 9,311,867.39 and 1,947,985.56

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Solution

The fourth proportional to 6,207,649.20, 9,311,867.39 and 1,947,985.56 is: 2,922,101.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207,649.20 : 9,311,867.39 = 1,947,985.56 : x
  2. Step 2: Convert to fraction form
    6,207,649.20/9,311,867.39 = 1,947,985.56/x
  3. Step 3: Cross multiply
    6,207,649.20x = 9,311,867.39 × 1,947,985.56
  4. Step 4: Simplify right side
    6,207,649.20x = 18,139,383,217,224.85
  5. Step 5: Solve for x
    x = 18,139,383,217,224.85/6,207,649.20
  6. Step 6: Final answer
    x = 2,922,101.85

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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.