Home / 1,222,090.44-1,832,698.24-423,157.48

Finding the Fourth Proportional to 1,222,090.44, 1,832,698.24 and 423,157.48

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Solution

The fourth proportional to 1,222,090.44, 1,832,698.24 and 423,157.48 is: 634,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,090.44 : 1,832,698.24 = 423,157.48 : x
  2. Step 2: Convert to fraction form
    1,222,090.44/1,832,698.24 = 423,157.48/x
  3. Step 3: Cross multiply
    1,222,090.44x = 1,832,698.24 × 423,157.48
  4. Step 4: Simplify right side
    1,222,090.44x = 775,519,968,838.84
  5. Step 5: Solve for x
    x = 775,519,968,838.84/1,222,090.44
  6. Step 6: Final answer
    x = 634,584.76

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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.