Home / 1,306,223.96-1,958,309.25-825,440.55

Finding the Fourth Proportional to 1,306,223.96, 1,958,309.25 and 825,440.55

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Solution

The fourth proportional to 1,306,223.96, 1,958,309.25 and 825,440.55 is: 1,237,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,223.96 : 1,958,309.25 = 825,440.55 : x
  2. Step 2: Convert to fraction form
    1,306,223.96/1,958,309.25 = 825,440.55/x
  3. Step 3: Cross multiply
    1,306,223.96x = 1,958,309.25 × 825,440.55
  4. Step 4: Simplify right side
    1,306,223.96x = 1,616,467,864,390.09
  5. Step 5: Solve for x
    x = 1,616,467,864,390.09/1,306,223.96
  6. Step 6: Final answer
    x = 1,237,512.03

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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.