Home / 1,905,092.25-2,628,932.09-1,130,756.73

Finding the Fourth Proportional to 1,905,092.25, 2,628,932.09 and 1,130,756.73

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Solution

The fourth proportional to 1,905,092.25, 2,628,932.09 and 1,130,756.73 is: 1,560,387.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,092.25 : 2,628,932.09 = 1,130,756.73 : x
  2. Step 2: Convert to fraction form
    1,905,092.25/2,628,932.09 = 1,130,756.73/x
  3. Step 3: Cross multiply
    1,905,092.25x = 2,628,932.09 × 1,130,756.73
  4. Step 4: Simplify right side
    1,905,092.25x = 2,972,682,647,826.68
  5. Step 5: Solve for x
    x = 2,972,682,647,826.68/1,905,092.25
  6. Step 6: Final answer
    x = 1,560,387.77

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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.