Home / 1,981,189-2,734,040.82-1,075,771

Finding the Fourth Proportional to 1,981,189, 2,734,040.82 and 1,075,771

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Solution

The fourth proportional to 1,981,189, 2,734,040.82 and 1,075,771 is: 1,484,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,189 : 2,734,040.82 = 1,075,771 : x
  2. Step 2: Convert to fraction form
    1,981,189/2,734,040.82 = 1,075,771/x
  3. Step 3: Cross multiply
    1,981,189x = 2,734,040.82 × 1,075,771
  4. Step 4: Simplify right side
    1,981,189x = 2,941,201,826,972.22
  5. Step 5: Solve for x
    x = 2,941,201,826,972.22/1,981,189
  6. Step 6: Final answer
    x = 1,484,563.98

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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.