Home / 2,022,211.28-2,790,511.08-1,116,722

Finding the Fourth Proportional to 2,022,211.28, 2,790,511.08 and 1,116,722

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Solution

The fourth proportional to 2,022,211.28, 2,790,511.08 and 1,116,722 is: 1,540,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022,211.28 : 2,790,511.08 = 1,116,722 : x
  2. Step 2: Convert to fraction form
    2,022,211.28/2,790,511.08 = 1,116,722/x
  3. Step 3: Cross multiply
    2,022,211.28x = 2,790,511.08 × 1,116,722
  4. Step 4: Simplify right side
    2,022,211.28x = 3,116,225,114,279.76
  5. Step 5: Solve for x
    x = 3,116,225,114,279.76/2,022,211.28
  6. Step 6: Final answer
    x = 1,540,998.78

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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.