Home / 1,330,601.70-1,993,606.20-619,170.60

Finding the Fourth Proportional to 1,330,601.70, 1,993,606.20 and 619,170.60

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Solution

The fourth proportional to 1,330,601.70, 1,993,606.20 and 619,170.60 is: 927,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,601.70 : 1,993,606.20 = 619,170.60 : x
  2. Step 2: Convert to fraction form
    1,330,601.70/1,993,606.20 = 619,170.60/x
  3. Step 3: Cross multiply
    1,330,601.70x = 1,993,606.20 × 619,170.60
  4. Step 4: Simplify right side
    1,330,601.70x = 1,234,382,347,017.72
  5. Step 5: Solve for x
    x = 1,234,382,347,017.72/1,330,601.70
  6. Step 6: Final answer
    x = 927,687.34

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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.