Home / 1,253,096.37-1,729,268.61-680,136.54

Finding the Fourth Proportional to 1,253,096.37, 1,729,268.61 and 680,136.54

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Solution

The fourth proportional to 1,253,096.37, 1,729,268.61 and 680,136.54 is: 938,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,096.37 : 1,729,268.61 = 680,136.54 : x
  2. Step 2: Convert to fraction form
    1,253,096.37/1,729,268.61 = 680,136.54/x
  3. Step 3: Cross multiply
    1,253,096.37x = 1,729,268.61 × 680,136.54
  4. Step 4: Simplify right side
    1,253,096.37x = 1,176,138,769,136.01
  5. Step 5: Solve for x
    x = 1,176,138,769,136.01/1,253,096.37
  6. Step 6: Final answer
    x = 938,586.05

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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.