Home / 1,611,270.85-2,223,509.39-886,118.49

Finding the Fourth Proportional to 1,611,270.85, 2,223,509.39 and 886,118.49

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Solution

The fourth proportional to 1,611,270.85, 2,223,509.39 and 886,118.49 is: 1,222,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,270.85 : 2,223,509.39 = 886,118.49 : x
  2. Step 2: Convert to fraction form
    1,611,270.85/2,223,509.39 = 886,118.49/x
  3. Step 3: Cross multiply
    1,611,270.85x = 2,223,509.39 × 886,118.49
  4. Step 4: Simplify right side
    1,611,270.85x = 1,970,292,790,398.13
  5. Step 5: Solve for x
    x = 1,970,292,790,398.13/1,611,270.85
  6. Step 6: Final answer
    x = 1,222,819.11

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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.