Home / 2,194,730.57-3,028,845.85-1,227,803.20

Finding the Fourth Proportional to 2,194,730.57, 3,028,845.85 and 1,227,803.20

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Solution

The fourth proportional to 2,194,730.57, 3,028,845.85 and 1,227,803.20 is: 1,694,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,730.57 : 3,028,845.85 = 1,227,803.20 : x
  2. Step 2: Convert to fraction form
    2,194,730.57/3,028,845.85 = 1,227,803.20/x
  3. Step 3: Cross multiply
    2,194,730.57x = 3,028,845.85 × 1,227,803.20
  4. Step 4: Simplify right side
    2,194,730.57x = 3,718,826,611,792.49
  5. Step 5: Solve for x
    x = 3,718,826,611,792.49/2,194,730.57
  6. Step 6: Final answer
    x = 1,694,434.23

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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.