Home / 3,904,291.20-5,855,896.80-1,210,468.80

Finding the Fourth Proportional to 3,904,291.20, 5,855,896.80 and 1,210,468.80

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Solution

The fourth proportional to 3,904,291.20, 5,855,896.80 and 1,210,468.80 is: 1,815,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,291.20 : 5,855,896.80 = 1,210,468.80 : x
  2. Step 2: Convert to fraction form
    3,904,291.20/5,855,896.80 = 1,210,468.80/x
  3. Step 3: Cross multiply
    3,904,291.20x = 5,855,896.80 × 1,210,468.80
  4. Step 4: Simplify right side
    3,904,291.20x = 7,088,380,372,419.84
  5. Step 5: Solve for x
    x = 7,088,380,372,419.84/3,904,291.20
  6. Step 6: Final answer
    x = 1,815,535.78

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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.