Home / 1,132,893.79-1,699,324.05-279,965.42

Finding the Fourth Proportional to 1,132,893.79, 1,699,324.05 and 279,965.42

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Solution

The fourth proportional to 1,132,893.79, 1,699,324.05 and 279,965.42 is: 419,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,893.79 : 1,699,324.05 = 279,965.42 : x
  2. Step 2: Convert to fraction form
    1,132,893.79/1,699,324.05 = 279,965.42/x
  3. Step 3: Cross multiply
    1,132,893.79x = 1,699,324.05 × 279,965.42
  4. Step 4: Simplify right side
    1,132,893.79x = 475,751,971,374.35
  5. Step 5: Solve for x
    x = 475,751,971,374.35/1,132,893.79
  6. Step 6: Final answer
    x = 419,944.02

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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.