Home / 1,203,849.45-1,806,050.70-405,109.62

Finding the Fourth Proportional to 1,203,849.45, 1,806,050.70 and 405,109.62

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Solution

The fourth proportional to 1,203,849.45, 1,806,050.70 and 405,109.62 is: 607,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,849.45 : 1,806,050.70 = 405,109.62 : x
  2. Step 2: Convert to fraction form
    1,203,849.45/1,806,050.70 = 405,109.62/x
  3. Step 3: Cross multiply
    1,203,849.45x = 1,806,050.70 × 405,109.62
  4. Step 4: Simplify right side
    1,203,849.45x = 731,648,512,777.73
  5. Step 5: Solve for x
    x = 731,648,512,777.73/1,203,849.45
  6. Step 6: Final answer
    x = 607,757.48

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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.