Home / 919,633.58-1,268,375.39-597,447.49

Finding the Fourth Proportional to 919,633.58, 1,268,375.39 and 597,447.49

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Solution

The fourth proportional to 919,633.58, 1,268,375.39 and 597,447.49 is: 824,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,633.58 : 1,268,375.39 = 597,447.49 : x
  2. Step 2: Convert to fraction form
    919,633.58/1,268,375.39 = 597,447.49/x
  3. Step 3: Cross multiply
    919,633.58x = 1,268,375.39 × 597,447.49
  4. Step 4: Simplify right side
    919,633.58x = 757,787,686,975.10
  5. Step 5: Solve for x
    x = 757,787,686,975.10/919,633.58
  6. Step 6: Final answer
    x = 824,010.46

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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.