Home / 1,611,204.86-2,223,519.80-886,108.66

Finding the Fourth Proportional to 1,611,204.86, 2,223,519.80 and 886,108.66

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Solution

The fourth proportional to 1,611,204.86, 2,223,519.80 and 886,108.66 is: 1,222,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,204.86 : 2,223,519.80 = 886,108.66 : x
  2. Step 2: Convert to fraction form
    1,611,204.86/2,223,519.80 = 886,108.66/x
  3. Step 3: Cross multiply
    1,611,204.86x = 2,223,519.80 × 886,108.66
  4. Step 4: Simplify right side
    1,611,204.86x = 1,970,280,134,913.33
  5. Step 5: Solve for x
    x = 1,970,280,134,913.33/1,611,204.86
  6. Step 6: Final answer
    x = 1,222,861.34

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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.