Home / 2,158,557.66-3,237,272.33-641,832.12

Finding the Fourth Proportional to 2,158,557.66, 3,237,272.33 and 641,832.12

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Solution

The fourth proportional to 2,158,557.66, 3,237,272.33 and 641,832.12 is: 962,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,557.66 : 3,237,272.33 = 641,832.12 : x
  2. Step 2: Convert to fraction form
    2,158,557.66/3,237,272.33 = 641,832.12/x
  3. Step 3: Cross multiply
    2,158,557.66x = 3,237,272.33 × 641,832.12
  4. Step 4: Simplify right side
    2,158,557.66x = 2,077,785,359,372.08
  5. Step 5: Solve for x
    x = 2,077,785,359,372.08/2,158,557.66
  6. Step 6: Final answer
    x = 962,580.43

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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.