Home / 1,277,687.70-1,763,205.30-733,858.56

Finding the Fourth Proportional to 1,277,687.70, 1,763,205.30 and 733,858.56

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Solution

The fourth proportional to 1,277,687.70, 1,763,205.30 and 733,858.56 is: 1,012,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,687.70 : 1,763,205.30 = 733,858.56 : x
  2. Step 2: Convert to fraction form
    1,277,687.70/1,763,205.30 = 733,858.56/x
  3. Step 3: Cross multiply
    1,277,687.70x = 1,763,205.30 × 733,858.56
  4. Step 4: Simplify right side
    1,277,687.70x = 1,293,943,302,442.37
  5. Step 5: Solve for x
    x = 1,293,943,302,442.37/1,277,687.70
  6. Step 6: Final answer
    x = 1,012,722.67

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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.