Home / 2,855,156.52-3,940,121.68-1,566,007.50

Finding the Fourth Proportional to 2,855,156.52, 3,940,121.68 and 1,566,007.50

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Solution

The fourth proportional to 2,855,156.52, 3,940,121.68 and 1,566,007.50 is: 2,161,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,156.52 : 3,940,121.68 = 1,566,007.50 : x
  2. Step 2: Convert to fraction form
    2,855,156.52/3,940,121.68 = 1,566,007.50/x
  3. Step 3: Cross multiply
    2,855,156.52x = 3,940,121.68 × 1,566,007.50
  4. Step 4: Simplify right side
    2,855,156.52x = 6,170,260,101,792.60
  5. Step 5: Solve for x
    x = 6,170,260,101,792.60/2,855,156.52
  6. Step 6: Final answer
    x = 2,161,093.47

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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.