Home / 1,518,563.80-2,277,882.15-453,640.60

Finding the Fourth Proportional to 1,518,563.80, 2,277,882.15 and 453,640.60

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Solution

The fourth proportional to 1,518,563.80, 2,277,882.15 and 453,640.60 is: 680,471.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,563.80 : 2,277,882.15 = 453,640.60 : x
  2. Step 2: Convert to fraction form
    1,518,563.80/2,277,882.15 = 453,640.60/x
  3. Step 3: Cross multiply
    1,518,563.80x = 2,277,882.15 × 453,640.60
  4. Step 4: Simplify right side
    1,518,563.80x = 1,033,339,825,255.29
  5. Step 5: Solve for x
    x = 1,033,339,825,255.29/1,518,563.80
  6. Step 6: Final answer
    x = 680,471.79

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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.