Home / 2,718,731.28-4,077,833.04-825,489.12

Finding the Fourth Proportional to 2,718,731.28, 4,077,833.04 and 825,489.12

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Solution

The fourth proportional to 2,718,731.28, 4,077,833.04 and 825,489.12 is: 1,238,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,731.28 : 4,077,833.04 = 825,489.12 : x
  2. Step 2: Convert to fraction form
    2,718,731.28/4,077,833.04 = 825,489.12/x
  3. Step 3: Cross multiply
    2,718,731.28x = 4,077,833.04 × 825,489.12
  4. Step 4: Simplify right side
    2,718,731.28x = 3,366,206,807,696.53
  5. Step 5: Solve for x
    x = 3,366,206,807,696.53/2,718,731.28
  6. Step 6: Final answer
    x = 1,238,153.56

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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.