Home / 2,183,522.37-3,013,220.68-1,216,631.85

Finding the Fourth Proportional to 2,183,522.37, 3,013,220.68 and 1,216,631.85

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Solution

The fourth proportional to 2,183,522.37, 3,013,220.68 and 1,216,631.85 is: 1,678,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,522.37 : 3,013,220.68 = 1,216,631.85 : x
  2. Step 2: Convert to fraction form
    2,183,522.37/3,013,220.68 = 1,216,631.85/x
  3. Step 3: Cross multiply
    2,183,522.37x = 3,013,220.68 × 1,216,631.85
  4. Step 4: Simplify right side
    2,183,522.37x = 3,665,980,250,366.66
  5. Step 5: Solve for x
    x = 3,665,980,250,366.66/2,183,522.37
  6. Step 6: Final answer
    x = 1,678,929.56

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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.