Home / 1,089,383.58-1,634,072.94-519,033.42

Finding the Fourth Proportional to 1,089,383.58, 1,634,072.94 and 519,033.42

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Solution

The fourth proportional to 1,089,383.58, 1,634,072.94 and 519,033.42 is: 778,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,383.58 : 1,634,072.94 = 519,033.42 : x
  2. Step 2: Convert to fraction form
    1,089,383.58/1,634,072.94 = 519,033.42/x
  3. Step 3: Cross multiply
    1,089,383.58x = 1,634,072.94 × 519,033.42
  4. Step 4: Simplify right side
    1,089,383.58x = 848,138,466,577.66
  5. Step 5: Solve for x
    x = 848,138,466,577.66/1,089,383.58
  6. Step 6: Final answer
    x = 778,548.97

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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.