Home / 1,611,212.06-2,223,428.31-886,059.78

Finding the Fourth Proportional to 1,611,212.06, 2,223,428.31 and 886,059.78

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Solution

The fourth proportional to 1,611,212.06, 2,223,428.31 and 886,059.78 is: 1,222,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,212.06 : 2,223,428.31 = 886,059.78 : x
  2. Step 2: Convert to fraction form
    1,611,212.06/2,223,428.31 = 886,059.78/x
  3. Step 3: Cross multiply
    1,611,212.06x = 2,223,428.31 × 886,059.78
  4. Step 4: Simplify right side
    1,611,212.06x = 1,970,090,399,204.37
  5. Step 5: Solve for x
    x = 1,970,090,399,204.37/1,611,212.06
  6. Step 6: Final answer
    x = 1,222,738.12

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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.