Home / 1,206,365.70-1,809,963.70-756,559.95

Finding the Fourth Proportional to 1,206,365.70, 1,809,963.70 and 756,559.95

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Solution

The fourth proportional to 1,206,365.70, 1,809,963.70 and 756,559.95 is: 1,135,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,365.70 : 1,809,963.70 = 756,559.95 : x
  2. Step 2: Convert to fraction form
    1,206,365.70/1,809,963.70 = 756,559.95/x
  3. Step 3: Cross multiply
    1,206,365.70x = 1,809,963.70 × 756,559.95
  4. Step 4: Simplify right side
    1,206,365.70x = 1,369,346,037,695.05
  5. Step 5: Solve for x
    x = 1,369,346,037,695.05/1,206,365.70
  6. Step 6: Final answer
    x = 1,135,100.27

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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.