Home / 1,049,912.50-1,449,327.10-705,947.80

Finding the Fourth Proportional to 1,049,912.50, 1,449,327.10 and 705,947.80

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Solution

The fourth proportional to 1,049,912.50, 1,449,327.10 and 705,947.80 is: 974,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,912.50 : 1,449,327.10 = 705,947.80 : x
  2. Step 2: Convert to fraction form
    1,049,912.50/1,449,327.10 = 705,947.80/x
  3. Step 3: Cross multiply
    1,049,912.50x = 1,449,327.10 × 705,947.80
  4. Step 4: Simplify right side
    1,049,912.50x = 1,023,149,277,725.38
  5. Step 5: Solve for x
    x = 1,023,149,277,725.38/1,049,912.50
  6. Step 6: Final answer
    x = 974,509.09

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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.