Home / 4,309,983.28-6,465,007.26-1,913,183.56

Finding the Fourth Proportional to 4,309,983.28, 6,465,007.26 and 1,913,183.56

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Solution

The fourth proportional to 4,309,983.28, 6,465,007.26 and 1,913,183.56 is: 2,869,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,983.28 : 6,465,007.26 = 1,913,183.56 : x
  2. Step 2: Convert to fraction form
    4,309,983.28/6,465,007.26 = 1,913,183.56/x
  3. Step 3: Cross multiply
    4,309,983.28x = 6,465,007.26 × 1,913,183.56
  4. Step 4: Simplify right side
    4,309,983.28x = 12,368,745,605,112.65
  5. Step 5: Solve for x
    x = 12,368,745,605,112.65/4,309,983.28
  6. Step 6: Final answer
    x = 2,869,789.70

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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.