Home / 2,263,811.81-3,123,999.03-1,283,930.56

Finding the Fourth Proportional to 2,263,811.81, 3,123,999.03 and 1,283,930.56

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Solution

The fourth proportional to 2,263,811.81, 3,123,999.03 and 1,283,930.56 is: 1,771,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,811.81 : 3,123,999.03 = 1,283,930.56 : x
  2. Step 2: Convert to fraction form
    2,263,811.81/3,123,999.03 = 1,283,930.56/x
  3. Step 3: Cross multiply
    2,263,811.81x = 3,123,999.03 × 1,283,930.56
  4. Step 4: Simplify right side
    2,263,811.81x = 4,010,997,824,027.36
  5. Step 5: Solve for x
    x = 4,010,997,824,027.36/2,263,811.81
  6. Step 6: Final answer
    x = 1,771,789.42

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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.