Home / 3,819,375.81-5,269,813.49-2,423,429.51

Finding the Fourth Proportional to 3,819,375.81, 5,269,813.49 and 2,423,429.51

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Solution

The fourth proportional to 3,819,375.81, 5,269,813.49 and 2,423,429.51 is: 3,343,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,375.81 : 5,269,813.49 = 2,423,429.51 : x
  2. Step 2: Convert to fraction form
    3,819,375.81/5,269,813.49 = 2,423,429.51/x
  3. Step 3: Cross multiply
    3,819,375.81x = 5,269,813.49 × 2,423,429.51
  4. Step 4: Simplify right side
    3,819,375.81x = 12,771,021,485,395.88
  5. Step 5: Solve for x
    x = 12,771,021,485,395.88/3,819,375.81
  6. Step 6: Final answer
    x = 3,343,745.71

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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.