Home / 3,856,946.94-5,785,469.82-2,658,547.62

Finding the Fourth Proportional to 3,856,946.94, 5,785,469.82 and 2,658,547.62

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Solution

The fourth proportional to 3,856,946.94, 5,785,469.82 and 2,658,547.62 is: 3,987,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,946.94 : 5,785,469.82 = 2,658,547.62 : x
  2. Step 2: Convert to fraction form
    3,856,946.94/5,785,469.82 = 2,658,547.62/x
  3. Step 3: Cross multiply
    3,856,946.94x = 5,785,469.82 × 2,658,547.62
  4. Step 4: Simplify right side
    3,856,946.94x = 15,380,947,020,542.83
  5. Step 5: Solve for x
    x = 15,380,947,020,542.83/3,856,946.94
  6. Step 6: Final answer
    x = 3,987,855.49

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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.