Home / 1,289,285.37-1,933,001.73-605,786.81

Finding the Fourth Proportional to 1,289,285.37, 1,933,001.73 and 605,786.81

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Solution

The fourth proportional to 1,289,285.37, 1,933,001.73 and 605,786.81 is: 908,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,285.37 : 1,933,001.73 = 605,786.81 : x
  2. Step 2: Convert to fraction form
    1,289,285.37/1,933,001.73 = 605,786.81/x
  3. Step 3: Cross multiply
    1,289,285.37x = 1,933,001.73 × 605,786.81
  4. Step 4: Simplify right side
    1,289,285.37x = 1,170,986,942,076.17
  5. Step 5: Solve for x
    x = 1,170,986,942,076.17/1,289,285.37
  6. Step 6: Final answer
    x = 908,244.96

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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.