Home / 1,278,865.44-1,764,834.48-705,905.73

Finding the Fourth Proportional to 1,278,865.44, 1,764,834.48 and 705,905.73

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Solution

The fourth proportional to 1,278,865.44, 1,764,834.48 and 705,905.73 is: 974,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,865.44 : 1,764,834.48 = 705,905.73 : x
  2. Step 2: Convert to fraction form
    1,278,865.44/1,764,834.48 = 705,905.73/x
  3. Step 3: Cross multiply
    1,278,865.44x = 1,764,834.48 × 705,905.73
  4. Step 4: Simplify right side
    1,278,865.44x = 1,245,806,771,933.57
  5. Step 5: Solve for x
    x = 1,245,806,771,933.57/1,278,865.44
  6. Step 6: Final answer
    x = 974,150.00

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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.