Home / 2,889,813.81-3,987,893.18-1,600,626.52

Finding the Fourth Proportional to 2,889,813.81, 3,987,893.18 and 1,600,626.52

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Solution

The fourth proportional to 2,889,813.81, 3,987,893.18 and 1,600,626.52 is: 2,208,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,813.81 : 3,987,893.18 = 1,600,626.52 : x
  2. Step 2: Convert to fraction form
    2,889,813.81/3,987,893.18 = 1,600,626.52/x
  3. Step 3: Cross multiply
    2,889,813.81x = 3,987,893.18 × 1,600,626.52
  4. Step 4: Simplify right side
    2,889,813.81x = 6,383,127,591,821.57
  5. Step 5: Solve for x
    x = 6,383,127,591,821.57/2,889,813.81
  6. Step 6: Final answer
    x = 2,208,836.97

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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.