Home / 2,818,946.94-3,890,149.11-1,529,787.30

Finding the Fourth Proportional to 2,818,946.94, 3,890,149.11 and 1,529,787.30

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Solution

The fourth proportional to 2,818,946.94, 3,890,149.11 and 1,529,787.30 is: 2,111,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,946.94 : 3,890,149.11 = 1,529,787.30 : x
  2. Step 2: Convert to fraction form
    2,818,946.94/3,890,149.11 = 1,529,787.30/x
  3. Step 3: Cross multiply
    2,818,946.94x = 3,890,149.11 × 1,529,787.30
  4. Step 4: Simplify right side
    2,818,946.94x = 5,951,100,703,584.30
  5. Step 5: Solve for x
    x = 5,951,100,703,584.30/2,818,946.94
  6. Step 6: Final answer
    x = 2,111,107.74

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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.