Home / 3,642,507.60-5,027,318.51-2,172,510.51

Finding the Fourth Proportional to 3,642,507.60, 5,027,318.51 and 2,172,510.51

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Solution

The fourth proportional to 3,642,507.60, 5,027,318.51 and 2,172,510.51 is: 2,998,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,507.60 : 5,027,318.51 = 2,172,510.51 : x
  2. Step 2: Convert to fraction form
    3,642,507.60/5,027,318.51 = 2,172,510.51/x
  3. Step 3: Cross multiply
    3,642,507.60x = 5,027,318.51 × 2,172,510.51
  4. Step 4: Simplify right side
    3,642,507.60x = 10,921,902,289,229.99
  5. Step 5: Solve for x
    x = 10,921,902,289,229.99/3,642,507.60
  6. Step 6: Final answer
    x = 2,998,456.97

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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.