Home / 2,183,640.30-3,275,460.45-1,427,813.10

Finding the Fourth Proportional to 2,183,640.30, 3,275,460.45 and 1,427,813.10

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Solution

The fourth proportional to 2,183,640.30, 3,275,460.45 and 1,427,813.10 is: 2,141,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,640.30 : 3,275,460.45 = 1,427,813.10 : x
  2. Step 2: Convert to fraction form
    2,183,640.30/3,275,460.45 = 1,427,813.10/x
  3. Step 3: Cross multiply
    2,183,640.30x = 3,275,460.45 × 1,427,813.10
  4. Step 4: Simplify right side
    2,183,640.30x = 4,676,745,339,041.90
  5. Step 5: Solve for x
    x = 4,676,745,339,041.90/2,183,640.30
  6. Step 6: Final answer
    x = 2,141,719.65

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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.