Home / 1,273,601.94-1,757,129.13-789,993.06

Finding the Fourth Proportional to 1,273,601.94, 1,757,129.13 and 789,993.06

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Solution

The fourth proportional to 1,273,601.94, 1,757,129.13 and 789,993.06 is: 1,089,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,601.94 : 1,757,129.13 = 789,993.06 : x
  2. Step 2: Convert to fraction form
    1,273,601.94/1,757,129.13 = 789,993.06/x
  3. Step 3: Cross multiply
    1,273,601.94x = 1,757,129.13 × 789,993.06
  4. Step 4: Simplify right side
    1,273,601.94x = 1,388,119,818,223.84
  5. Step 5: Solve for x
    x = 1,388,119,818,223.84/1,273,601.94
  6. Step 6: Final answer
    x = 1,089,916.54

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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.