Home / 2,183,023.80-3,012,794.46-1,216,311.48

Finding the Fourth Proportional to 2,183,023.80, 3,012,794.46 and 1,216,311.48

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Solution

The fourth proportional to 2,183,023.80, 3,012,794.46 and 1,216,311.48 is: 1,678,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,023.80 : 3,012,794.46 = 1,216,311.48 : x
  2. Step 2: Convert to fraction form
    2,183,023.80/3,012,794.46 = 1,216,311.48/x
  3. Step 3: Cross multiply
    2,183,023.80x = 3,012,794.46 × 1,216,311.48
  4. Step 4: Simplify right side
    2,183,023.80x = 3,664,496,488,578.40
  5. Step 5: Solve for x
    x = 3,664,496,488,578.40/2,183,023.80
  6. Step 6: Final answer
    x = 1,678,633.32

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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.