Home / 3,261,638.47-4,501,121.16-1,811,469.19

Finding the Fourth Proportional to 3,261,638.47, 4,501,121.16 and 1,811,469.19

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Solution

The fourth proportional to 3,261,638.47, 4,501,121.16 and 1,811,469.19 is: 2,499,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,638.47 : 4,501,121.16 = 1,811,469.19 : x
  2. Step 2: Convert to fraction form
    3,261,638.47/4,501,121.16 = 1,811,469.19/x
  3. Step 3: Cross multiply
    3,261,638.47x = 4,501,121.16 × 1,811,469.19
  4. Step 4: Simplify right side
    3,261,638.47x = 8,153,642,301,797.06
  5. Step 5: Solve for x
    x = 8,153,642,301,797.06/3,261,638.47
  6. Step 6: Final answer
    x = 2,499,860.85

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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.