Home / 3,913,640.42-5,401,079.21-2,259,857.30

Finding the Fourth Proportional to 3,913,640.42, 5,401,079.21 and 2,259,857.30

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Solution

The fourth proportional to 3,913,640.42, 5,401,079.21 and 2,259,857.30 is: 3,118,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,640.42 : 5,401,079.21 = 2,259,857.30 : x
  2. Step 2: Convert to fraction form
    3,913,640.42/5,401,079.21 = 2,259,857.30/x
  3. Step 3: Cross multiply
    3,913,640.42x = 5,401,079.21 × 2,259,857.30
  4. Step 4: Simplify right side
    3,913,640.42x = 12,205,668,269,297.45
  5. Step 5: Solve for x
    x = 12,205,668,269,297.45/3,913,640.42
  6. Step 6: Final answer
    x = 3,118,750.56

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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.