Home / 3,968,138.32-5,952,515.16-1,235,342.50

Finding the Fourth Proportional to 3,968,138.32, 5,952,515.16 and 1,235,342.50

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Solution

The fourth proportional to 3,968,138.32, 5,952,515.16 and 1,235,342.50 is: 1,853,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,138.32 : 5,952,515.16 = 1,235,342.50 : x
  2. Step 2: Convert to fraction form
    3,968,138.32/5,952,515.16 = 1,235,342.50/x
  3. Step 3: Cross multiply
    3,968,138.32x = 5,952,515.16 × 1,235,342.50
  4. Step 4: Simplify right side
    3,968,138.32x = 7,353,394,959,042.30
  5. Step 5: Solve for x
    x = 7,353,394,959,042.30/3,968,138.32
  6. Step 6: Final answer
    x = 1,853,109.54

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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.