Home / 2,856,628.76-4,284,968.24-726,715.13

Finding the Fourth Proportional to 2,856,628.76, 4,284,968.24 and 726,715.13

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Solution

The fourth proportional to 2,856,628.76, 4,284,968.24 and 726,715.13 is: 1,090,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,628.76 : 4,284,968.24 = 726,715.13 : x
  2. Step 2: Convert to fraction form
    2,856,628.76/4,284,968.24 = 726,715.13/x
  3. Step 3: Cross multiply
    2,856,628.76x = 4,284,968.24 × 726,715.13
  4. Step 4: Simplify right side
    2,856,628.76x = 3,113,951,231,969.42
  5. Step 5: Solve for x
    x = 3,113,951,231,969.42/2,856,628.76
  6. Step 6: Final answer
    x = 1,090,079.08

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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.