Home / 1,942,671.84-2,682,579.04-1,218,764

Finding the Fourth Proportional to 1,942,671.84, 2,682,579.04 and 1,218,764

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Solution

The fourth proportional to 1,942,671.84, 2,682,579.04 and 1,218,764 is: 1,682,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,671.84 : 2,682,579.04 = 1,218,764 : x
  2. Step 2: Convert to fraction form
    1,942,671.84/2,682,579.04 = 1,218,764/x
  3. Step 3: Cross multiply
    1,942,671.84x = 2,682,579.04 × 1,218,764
  4. Step 4: Simplify right side
    1,942,671.84x = 3,269,430,761,106.56
  5. Step 5: Solve for x
    x = 3,269,430,761,106.56/1,942,671.84
  6. Step 6: Final answer
    x = 1,682,955.76

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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.