Home / 2,904,758.82-4,008,286.35-1,680,820.20

Finding the Fourth Proportional to 2,904,758.82, 4,008,286.35 and 1,680,820.20

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Solution

The fourth proportional to 2,904,758.82, 4,008,286.35 and 1,680,820.20 is: 2,319,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,758.82 : 4,008,286.35 = 1,680,820.20 : x
  2. Step 2: Convert to fraction form
    2,904,758.82/4,008,286.35 = 1,680,820.20/x
  3. Step 3: Cross multiply
    2,904,758.82x = 4,008,286.35 × 1,680,820.20
  4. Step 4: Simplify right side
    2,904,758.82x = 6,737,208,664,464.27
  5. Step 5: Solve for x
    x = 6,737,208,664,464.27/2,904,758.82
  6. Step 6: Final answer
    x = 2,319,369.38

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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.