Home / 3,406,369.20-5,105,212.20-1,809,697.20

Finding the Fourth Proportional to 3,406,369.20, 5,105,212.20 and 1,809,697.20

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Solution

The fourth proportional to 3,406,369.20, 5,105,212.20 and 1,809,697.20 is: 2,712,239.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,369.20 : 5,105,212.20 = 1,809,697.20 : x
  2. Step 2: Convert to fraction form
    3,406,369.20/5,105,212.20 = 1,809,697.20/x
  3. Step 3: Cross multiply
    3,406,369.20x = 5,105,212.20 × 1,809,697.20
  4. Step 4: Simplify right side
    3,406,369.20x = 9,238,888,223,745.84
  5. Step 5: Solve for x
    x = 9,238,888,223,745.84/3,406,369.20
  6. Step 6: Final answer
    x = 2,712,239.24

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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.