Home / 1,197,745.04-1,653,166.12-789,920.56

Finding the Fourth Proportional to 1,197,745.04, 1,653,166.12 and 789,920.56

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Solution

The fourth proportional to 1,197,745.04, 1,653,166.12 and 789,920.56 is: 1,090,273.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,745.04 : 1,653,166.12 = 789,920.56 : x
  2. Step 2: Convert to fraction form
    1,197,745.04/1,653,166.12 = 789,920.56/x
  3. Step 3: Cross multiply
    1,197,745.04x = 1,653,166.12 × 789,920.56
  4. Step 4: Simplify right side
    1,197,745.04x = 1,305,869,907,283.43
  5. Step 5: Solve for x
    x = 1,305,869,907,283.43/1,197,745.04
  6. Step 6: Final answer
    x = 1,090,273.69

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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.