Home / 3,210,845.40-4,431,610.38-1,904,822.37

Finding the Fourth Proportional to 3,210,845.40, 4,431,610.38 and 1,904,822.37

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Solution

The fourth proportional to 3,210,845.40, 4,431,610.38 and 1,904,822.37 is: 2,629,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,845.40 : 4,431,610.38 = 1,904,822.37 : x
  2. Step 2: Convert to fraction form
    3,210,845.40/4,431,610.38 = 1,904,822.37/x
  3. Step 3: Cross multiply
    3,210,845.40x = 4,431,610.38 × 1,904,822.37
  4. Step 4: Simplify right side
    3,210,845.40x = 8,441,430,586,948.20
  5. Step 5: Solve for x
    x = 8,441,430,586,948.20/3,210,845.40
  6. Step 6: Final answer
    x = 2,629,036.76

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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.