Home / 1,595,734.80-2,203,562.82-1,187,687.58

Finding the Fourth Proportional to 1,595,734.80, 2,203,562.82 and 1,187,687.58

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Solution

The fourth proportional to 1,595,734.80, 2,203,562.82 and 1,187,687.58 is: 1,640,087.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,734.80 : 2,203,562.82 = 1,187,687.58 : x
  2. Step 2: Convert to fraction form
    1,595,734.80/2,203,562.82 = 1,187,687.58/x
  3. Step 3: Cross multiply
    1,595,734.80x = 2,203,562.82 × 1,187,687.58
  4. Step 4: Simplify right side
    1,595,734.80x = 2,617,144,193,063.78
  5. Step 5: Solve for x
    x = 2,617,144,193,063.78/1,595,734.80
  6. Step 6: Final answer
    x = 1,640,087.18

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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.