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Finding the Fourth Proportional to 1,894,283.04, 2,836,885.32 and 1,380,571.32

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Solution

The fourth proportional to 1,894,283.04, 2,836,885.32 and 1,380,571.32 is: 2,067,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,283.04 : 2,836,885.32 = 1,380,571.32 : x
  2. Step 2: Convert to fraction form
    1,894,283.04/2,836,885.32 = 1,380,571.32/x
  3. Step 3: Cross multiply
    1,894,283.04x = 2,836,885.32 × 1,380,571.32
  4. Step 4: Simplify right side
    1,894,283.04x = 3,916,522,510,921.02
  5. Step 5: Solve for x
    x = 3,916,522,510,921.02/1,894,283.04
  6. Step 6: Final answer
    x = 2,067,548.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.