Home / 4,903,942.79-7,356,556.89-1,620,206.33

Finding the Fourth Proportional to 4,903,942.79, 7,356,556.89 and 1,620,206.33

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Solution

The fourth proportional to 4,903,942.79, 7,356,556.89 and 1,620,206.33 is: 2,430,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903,942.79 : 7,356,556.89 = 1,620,206.33 : x
  2. Step 2: Convert to fraction form
    4,903,942.79/7,356,556.89 = 1,620,206.33/x
  3. Step 3: Cross multiply
    4,903,942.79x = 7,356,556.89 × 1,620,206.33
  4. Step 4: Simplify right side
    4,903,942.79x = 11,919,140,040,183.11
  5. Step 5: Solve for x
    x = 11,919,140,040,183.11/4,903,942.79
  6. Step 6: Final answer
    x = 2,430,521.84

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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.