Home / 2,846,404.11-3,928,130.81-1,557,214.59

Finding the Fourth Proportional to 2,846,404.11, 3,928,130.81 and 1,557,214.59

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Solution

The fourth proportional to 2,846,404.11, 3,928,130.81 and 1,557,214.59 is: 2,149,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,404.11 : 3,928,130.81 = 1,557,214.59 : x
  2. Step 2: Convert to fraction form
    2,846,404.11/3,928,130.81 = 1,557,214.59/x
  3. Step 3: Cross multiply
    2,846,404.11x = 3,928,130.81 × 1,557,214.59
  4. Step 4: Simplify right side
    2,846,404.11x = 6,116,942,608,760.52
  5. Step 5: Solve for x
    x = 6,116,942,608,760.52/2,846,404.11
  6. Step 6: Final answer
    x = 2,149,007.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.