Home / 3,578,908.05-5,361,588.56-2,115,573.48

Finding the Fourth Proportional to 3,578,908.05, 5,361,588.56 and 2,115,573.48

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Solution

The fourth proportional to 3,578,908.05, 5,361,588.56 and 2,115,573.48 is: 3,169,356.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,908.05 : 5,361,588.56 = 2,115,573.48 : x
  2. Step 2: Convert to fraction form
    3,578,908.05/5,361,588.56 = 2,115,573.48/x
  3. Step 3: Cross multiply
    3,578,908.05x = 5,361,588.56 × 2,115,573.48
  4. Step 4: Simplify right side
    3,578,908.05x = 11,342,834,557,629.52
  5. Step 5: Solve for x
    x = 11,342,834,557,629.52/3,578,908.05
  6. Step 6: Final answer
    x = 3,169,356.24

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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.