Home / 1,241,356.10-1,859,450.78-1,198,529.78

Finding the Fourth Proportional to 1,241,356.10, 1,859,450.78 and 1,198,529.78

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Solution

The fourth proportional to 1,241,356.10, 1,859,450.78 and 1,198,529.78 is: 1,795,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,356.10 : 1,859,450.78 = 1,198,529.78 : x
  2. Step 2: Convert to fraction form
    1,241,356.10/1,859,450.78 = 1,198,529.78/x
  3. Step 3: Cross multiply
    1,241,356.10x = 1,859,450.78 × 1,198,529.78
  4. Step 4: Simplify right side
    1,241,356.10x = 2,228,607,134,274.23
  5. Step 5: Solve for x
    x = 2,228,607,134,274.23/1,241,356.10
  6. Step 6: Final answer
    x = 1,795,300.43

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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.