Home / 2,405,945.70-3,608,918.55-723,049.20

Finding the Fourth Proportional to 2,405,945.70, 3,608,918.55 and 723,049.20

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Solution

The fourth proportional to 2,405,945.70, 3,608,918.55 and 723,049.20 is: 1,084,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,945.70 : 3,608,918.55 = 723,049.20 : x
  2. Step 2: Convert to fraction form
    2,405,945.70/3,608,918.55 = 723,049.20/x
  3. Step 3: Cross multiply
    2,405,945.70x = 3,608,918.55 × 723,049.20
  4. Step 4: Simplify right side
    2,405,945.70x = 2,609,425,670,442.66
  5. Step 5: Solve for x
    x = 2,609,425,670,442.66/2,405,945.70
  6. Step 6: Final answer
    x = 1,084,573.80

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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.