Home / 4,424,786.72-6,638,147.76-1,433,273.12

Finding the Fourth Proportional to 4,424,786.72, 6,638,147.76 and 1,433,273.12

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Solution

The fourth proportional to 4,424,786.72, 6,638,147.76 and 1,433,273.12 is: 2,150,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424,786.72 : 6,638,147.76 = 1,433,273.12 : x
  2. Step 2: Convert to fraction form
    4,424,786.72/6,638,147.76 = 1,433,273.12/x
  3. Step 3: Cross multiply
    4,424,786.72x = 6,638,147.76 × 1,433,273.12
  4. Step 4: Simplify right side
    4,424,786.72x = 9,514,278,750,996.21
  5. Step 5: Solve for x
    x = 9,514,278,750,996.21/4,424,786.72
  6. Step 6: Final answer
    x = 2,150,223.13

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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.