Home / 3,210,845.15-4,431,610.03-1,904,822.12

Finding the Fourth Proportional to 3,210,845.15, 4,431,610.03 and 1,904,822.12

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Solution

The fourth proportional to 3,210,845.15, 4,431,610.03 and 1,904,822.12 is: 2,629,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,845.15 : 4,431,610.03 = 1,904,822.12 : x
  2. Step 2: Convert to fraction form
    3,210,845.15/4,431,610.03 = 1,904,822.12/x
  3. Step 3: Cross multiply
    3,210,845.15x = 4,431,610.03 × 1,904,822.12
  4. Step 4: Simplify right side
    3,210,845.15x = 8,441,428,812,357.86
  5. Step 5: Solve for x
    x = 8,441,428,812,357.86/3,210,845.15
  6. Step 6: Final answer
    x = 2,629,036.41

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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.