Home / 1,675,787.80-2,511,713.39-775,327.45

Finding the Fourth Proportional to 1,675,787.80, 2,511,713.39 and 775,327.45

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Solution

The fourth proportional to 1,675,787.80, 2,511,713.39 and 775,327.45 is: 1,162,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,787.80 : 2,511,713.39 = 775,327.45 : x
  2. Step 2: Convert to fraction form
    1,675,787.80/2,511,713.39 = 775,327.45/x
  3. Step 3: Cross multiply
    1,675,787.80x = 2,511,713.39 × 775,327.45
  4. Step 4: Simplify right side
    1,675,787.80x = 1,947,400,333,922.92
  5. Step 5: Solve for x
    x = 1,947,400,333,922.92/1,675,787.80
  6. Step 6: Final answer
    x = 1,162,080.51

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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.