Home / 3,652,129.92-5,040,046.08-1,998,376.32

Finding the Fourth Proportional to 3,652,129.92, 5,040,046.08 and 1,998,376.32

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Solution

The fourth proportional to 3,652,129.92, 5,040,046.08 and 1,998,376.32 is: 2,757,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652,129.92 : 5,040,046.08 = 1,998,376.32 : x
  2. Step 2: Convert to fraction form
    3,652,129.92/5,040,046.08 = 1,998,376.32/x
  3. Step 3: Cross multiply
    3,652,129.92x = 5,040,046.08 × 1,998,376.32
  4. Step 4: Simplify right side
    3,652,129.92x = 10,071,908,737,980.83
  5. Step 5: Solve for x
    x = 10,071,908,737,980.83/3,652,129.92
  6. Step 6: Final answer
    x = 2,757,817.76

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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.