Home / 1,110,559.06-1,665,940.24-311,835.22

Finding the Fourth Proportional to 1,110,559.06, 1,665,940.24 and 311,835.22

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Solution

The fourth proportional to 1,110,559.06, 1,665,940.24 and 311,835.22 is: 467,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,559.06 : 1,665,940.24 = 311,835.22 : x
  2. Step 2: Convert to fraction form
    1,110,559.06/1,665,940.24 = 311,835.22/x
  3. Step 3: Cross multiply
    1,110,559.06x = 1,665,940.24 × 311,835.22
  4. Step 4: Simplify right side
    1,110,559.06x = 519,498,832,917.55
  5. Step 5: Solve for x
    x = 519,498,832,917.55/1,110,559.06
  6. Step 6: Final answer
    x = 467,781.37

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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.