Home / 2,993,822.70-4,491,390.15-1,478,231.70

Finding the Fourth Proportional to 2,993,822.70, 4,491,390.15 and 1,478,231.70

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Solution

The fourth proportional to 2,993,822.70, 4,491,390.15 and 1,478,231.70 is: 2,217,671.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,822.70 : 4,491,390.15 = 1,478,231.70 : x
  2. Step 2: Convert to fraction form
    2,993,822.70/4,491,390.15 = 1,478,231.70/x
  3. Step 3: Cross multiply
    2,993,822.70x = 4,491,390.15 × 1,478,231.70
  4. Step 4: Simplify right side
    2,993,822.70x = 6,639,315,296,797.76
  5. Step 5: Solve for x
    x = 6,639,315,296,797.76/2,993,822.70
  6. Step 6: Final answer
    x = 2,217,671.51

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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.