Home / 3,421,657.20-4,722,035.82-1,893,763.92

Finding the Fourth Proportional to 3,421,657.20, 4,722,035.82 and 1,893,763.92

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Solution

The fourth proportional to 3,421,657.20, 4,722,035.82 and 1,893,763.92 is: 2,613,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,657.20 : 4,722,035.82 = 1,893,763.92 : x
  2. Step 2: Convert to fraction form
    3,421,657.20/4,722,035.82 = 1,893,763.92/x
  3. Step 3: Cross multiply
    3,421,657.20x = 4,722,035.82 × 1,893,763.92
  4. Step 4: Simplify right side
    3,421,657.20x = 8,942,421,064,863.62
  5. Step 5: Solve for x
    x = 8,942,421,064,863.62/3,421,657.20
  6. Step 6: Final answer
    x = 2,613,476.61

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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.