Home / 2,856,608.80-4,284,937.44-726,694.72

Finding the Fourth Proportional to 2,856,608.80, 4,284,937.44 and 726,694.72

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Solution

The fourth proportional to 2,856,608.80, 4,284,937.44 and 726,694.72 is: 1,090,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,608.80 : 4,284,937.44 = 726,694.72 : x
  2. Step 2: Convert to fraction form
    2,856,608.80/4,284,937.44 = 726,694.72/x
  3. Step 3: Cross multiply
    2,856,608.80x = 4,284,937.44 × 726,694.72
  4. Step 4: Simplify right side
    2,856,608.80x = 3,113,841,413,178.32
  5. Step 5: Solve for x
    x = 3,113,841,413,178.32/2,856,608.80
  6. Step 6: Final answer
    x = 1,090,048.25

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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.