Home / 2,158,546.41-3,237,255.45-641,820.87

Finding the Fourth Proportional to 2,158,546.41, 3,237,255.45 and 641,820.87

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Solution

The fourth proportional to 2,158,546.41, 3,237,255.45 and 641,820.87 is: 962,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,546.41 : 3,237,255.45 = 641,820.87 : x
  2. Step 2: Convert to fraction form
    2,158,546.41/3,237,255.45 = 641,820.87/x
  3. Step 3: Cross multiply
    2,158,546.41x = 3,237,255.45 × 641,820.87
  4. Step 4: Simplify right side
    2,158,546.41x = 2,077,738,109,331.24
  5. Step 5: Solve for x
    x = 2,077,738,109,331.24/2,158,546.41
  6. Step 6: Final answer
    x = 962,563.56

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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.