Home / 4,858,562.15-7,287,822.47-1,979,286.79

Finding the Fourth Proportional to 4,858,562.15, 7,287,822.47 and 1,979,286.79

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Solution

The fourth proportional to 4,858,562.15, 7,287,822.47 and 1,979,286.79 is: 2,968,921.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,562.15 : 7,287,822.47 = 1,979,286.79 : x
  2. Step 2: Convert to fraction form
    4,858,562.15/7,287,822.47 = 1,979,286.79/x
  3. Step 3: Cross multiply
    4,858,562.15x = 7,287,822.47 × 1,979,286.79
  4. Step 4: Simplify right side
    4,858,562.15x = 14,424,690,731,996.01
  5. Step 5: Solve for x
    x = 14,424,690,731,996.01/4,858,562.15
  6. Step 6: Final answer
    x = 2,968,921.73

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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.