Home / 3,784,734.72-5,222,154.24-2,174,791.68

Finding the Fourth Proportional to 3,784,734.72, 5,222,154.24 and 2,174,791.68

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Solution

The fourth proportional to 3,784,734.72, 5,222,154.24 and 2,174,791.68 is: 3,000,764.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,734.72 : 5,222,154.24 = 2,174,791.68 : x
  2. Step 2: Convert to fraction form
    3,784,734.72/5,222,154.24 = 2,174,791.68/x
  3. Step 3: Cross multiply
    3,784,734.72x = 5,222,154.24 × 2,174,791.68
  4. Step 4: Simplify right side
    3,784,734.72x = 11,357,097,592,828.72
  5. Step 5: Solve for x
    x = 11,357,097,592,828.72/3,784,734.72
  6. Step 6: Final answer
    x = 3,000,764.50

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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.