Home / 2,139,849.44-3,214,789.44-2,018,796.32

Finding the Fourth Proportional to 2,139,849.44, 3,214,789.44 and 2,018,796.32

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Solution

The fourth proportional to 2,139,849.44, 3,214,789.44 and 2,018,796.32 is: 3,032,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,849.44 : 3,214,789.44 = 2,018,796.32 : x
  2. Step 2: Convert to fraction form
    2,139,849.44/3,214,789.44 = 2,018,796.32/x
  3. Step 3: Cross multiply
    2,139,849.44x = 3,214,789.44 × 2,018,796.32
  4. Step 4: Simplify right side
    2,139,849.44x = 6,490,005,091,046.86
  5. Step 5: Solve for x
    x = 6,490,005,091,046.86/2,139,849.44
  6. Step 6: Final answer
    x = 3,032,926.04

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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.