Home / 3,904,003.74-5,380,222.53-2,814,418.47

Finding the Fourth Proportional to 3,904,003.74, 5,380,222.53 and 2,814,418.47

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Solution

The fourth proportional to 3,904,003.74, 5,380,222.53 and 2,814,418.47 is: 3,878,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,003.74 : 5,380,222.53 = 2,814,418.47 : x
  2. Step 2: Convert to fraction form
    3,904,003.74/5,380,222.53 = 2,814,418.47/x
  3. Step 3: Cross multiply
    3,904,003.74x = 5,380,222.53 × 2,814,418.47
  4. Step 4: Simplify right side
    3,904,003.74x = 15,142,197,661,142.13
  5. Step 5: Solve for x
    x = 15,142,197,661,142.13/3,904,003.74
  6. Step 6: Final answer
    x = 3,878,632.98

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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.