Home / 2,855,155.52-3,940,120.30-1,566,006.50

Finding the Fourth Proportional to 2,855,155.52, 3,940,120.30 and 1,566,006.50

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Solution

The fourth proportional to 2,855,155.52, 3,940,120.30 and 1,566,006.50 is: 2,161,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,155.52 : 3,940,120.30 = 1,566,006.50 : x
  2. Step 2: Convert to fraction form
    2,855,155.52/3,940,120.30 = 1,566,006.50/x
  3. Step 3: Cross multiply
    2,855,155.52x = 3,940,120.30 × 1,566,006.50
  4. Step 4: Simplify right side
    2,855,155.52x = 6,170,254,000,581.95
  5. Step 5: Solve for x
    x = 6,170,254,000,581.95/2,855,155.52
  6. Step 6: Final answer
    x = 2,161,092.09

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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.