Home / 3,709,015.86-5,120,941.16-2,315,700.94

Finding the Fourth Proportional to 3,709,015.86, 5,120,941.16 and 2,315,700.94

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Solution

The fourth proportional to 3,709,015.86, 5,120,941.16 and 2,315,700.94 is: 3,197,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,015.86 : 5,120,941.16 = 2,315,700.94 : x
  2. Step 2: Convert to fraction form
    3,709,015.86/5,120,941.16 = 2,315,700.94/x
  3. Step 3: Cross multiply
    3,709,015.86x = 5,120,941.16 × 2,315,700.94
  4. Step 4: Simplify right side
    3,709,015.86x = 11,858,568,257,896.69
  5. Step 5: Solve for x
    x = 11,858,568,257,896.69/3,709,015.86
  6. Step 6: Final answer
    x = 3,197,227.70

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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.