Home / 1,114,571.26-1,538,579.10-752,485.42

Finding the Fourth Proportional to 1,114,571.26, 1,538,579.10 and 752,485.42

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Solution

The fourth proportional to 1,114,571.26, 1,538,579.10 and 752,485.42 is: 1,038,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,571.26 : 1,538,579.10 = 752,485.42 : x
  2. Step 2: Convert to fraction form
    1,114,571.26/1,538,579.10 = 752,485.42/x
  3. Step 3: Cross multiply
    1,114,571.26x = 1,538,579.10 × 752,485.42
  4. Step 4: Simplify right side
    1,114,571.26x = 1,157,758,340,266.72
  5. Step 5: Solve for x
    x = 1,157,758,340,266.72/1,114,571.26
  6. Step 6: Final answer
    x = 1,038,747.71

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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.