Home / 1,611,204.36-2,223,519.11-886,108.16

Finding the Fourth Proportional to 1,611,204.36, 2,223,519.11 and 886,108.16

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Solution

The fourth proportional to 1,611,204.36, 2,223,519.11 and 886,108.16 is: 1,222,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,204.36 : 2,223,519.11 = 886,108.16 : x
  2. Step 2: Convert to fraction form
    1,611,204.36/2,223,519.11 = 886,108.16/x
  3. Step 3: Cross multiply
    1,611,204.36x = 2,223,519.11 × 886,108.16
  4. Step 4: Simplify right side
    1,611,204.36x = 1,970,278,411,738.80
  5. Step 5: Solve for x
    x = 1,970,278,411,738.80/1,611,204.36
  6. Step 6: Final answer
    x = 1,222,860.65

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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.