Home / 3,821,981.12-5,274,174.66-2,079,657.35

Finding the Fourth Proportional to 3,821,981.12, 5,274,174.66 and 2,079,657.35

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Solution

The fourth proportional to 3,821,981.12, 5,274,174.66 and 2,079,657.35 is: 2,869,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,981.12 : 5,274,174.66 = 2,079,657.35 : x
  2. Step 2: Convert to fraction form
    3,821,981.12/5,274,174.66 = 2,079,657.35/x
  3. Step 3: Cross multiply
    3,821,981.12x = 5,274,174.66 × 2,079,657.35
  4. Step 4: Simplify right side
    3,821,981.12x = 10,968,476,102,051.89
  5. Step 5: Solve for x
    x = 10,968,476,102,051.89/3,821,981.12
  6. Step 6: Final answer
    x = 2,869,840.47

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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.