Home / 3,431,135.70-5,143,357.44-1,633,535.91

Finding the Fourth Proportional to 3,431,135.70, 5,143,357.44 and 1,633,535.91

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Solution

The fourth proportional to 3,431,135.70, 5,143,357.44 and 1,633,535.91 is: 2,448,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,135.70 : 5,143,357.44 = 1,633,535.91 : x
  2. Step 2: Convert to fraction form
    3,431,135.70/5,143,357.44 = 1,633,535.91/x
  3. Step 3: Cross multiply
    3,431,135.70x = 5,143,357.44 × 1,633,535.91
  4. Step 4: Simplify right side
    3,431,135.70x = 8,401,859,076,205.67
  5. Step 5: Solve for x
    x = 8,401,859,076,205.67/3,431,135.70
  6. Step 6: Final answer
    x = 2,448,710.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.