Home / 1,611,405-2,223,694.44-886,252.92

Finding the Fourth Proportional to 1,611,405, 2,223,694.44 and 886,252.92

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Solution

The fourth proportional to 1,611,405, 2,223,694.44 and 886,252.92 is: 1,223,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,405 : 2,223,694.44 = 886,252.92 : x
  2. Step 2: Convert to fraction form
    1,611,405/2,223,694.44 = 886,252.92/x
  3. Step 3: Cross multiply
    1,611,405x = 2,223,694.44 × 886,252.92
  4. Step 4: Simplify right side
    1,611,405x = 1,970,755,690,637.77
  5. Step 5: Solve for x
    x = 1,970,755,690,637.77/1,611,405
  6. Step 6: Final answer
    x = 1,223,004.58

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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.