Home / 2,426,469.21-3,639,791.30-909,998.55

Finding the Fourth Proportional to 2,426,469.21, 3,639,791.30 and 909,998.55

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Solution

The fourth proportional to 2,426,469.21, 3,639,791.30 and 909,998.55 is: 1,365,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426,469.21 : 3,639,791.30 = 909,998.55 : x
  2. Step 2: Convert to fraction form
    2,426,469.21/3,639,791.30 = 909,998.55/x
  3. Step 3: Cross multiply
    2,426,469.21x = 3,639,791.30 × 909,998.55
  4. Step 4: Simplify right side
    2,426,469.21x = 3,312,204,800,752.62
  5. Step 5: Solve for x
    x = 3,312,204,800,752.62/2,426,469.21
  6. Step 6: Final answer
    x = 1,365,030.63

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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.