Home / 2,796,145.92-3,858,644.69-1,572,451.07

Finding the Fourth Proportional to 2,796,145.92, 3,858,644.69 and 1,572,451.07

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Solution

The fourth proportional to 2,796,145.92, 3,858,644.69 and 1,572,451.07 is: 2,169,961.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,145.92 : 3,858,644.69 = 1,572,451.07 : x
  2. Step 2: Convert to fraction form
    2,796,145.92/3,858,644.69 = 1,572,451.07/x
  3. Step 3: Cross multiply
    2,796,145.92x = 3,858,644.69 × 1,572,451.07
  4. Step 4: Simplify right side
    2,796,145.92x = 6,067,529,971,540.32
  5. Step 5: Solve for x
    x = 6,067,529,971,540.32/2,796,145.92
  6. Step 6: Final answer
    x = 2,169,961.85

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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.