Home / 1,620,974.34-2,236,884.08-932,752.47

Finding the Fourth Proportional to 1,620,974.34, 2,236,884.08 and 932,752.47

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Solution

The fourth proportional to 1,620,974.34, 2,236,884.08 and 932,752.47 is: 1,287,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,974.34 : 2,236,884.08 = 932,752.47 : x
  2. Step 2: Convert to fraction form
    1,620,974.34/2,236,884.08 = 932,752.47/x
  3. Step 3: Cross multiply
    1,620,974.34x = 2,236,884.08 × 932,752.47
  4. Step 4: Simplify right side
    1,620,974.34x = 2,086,459,150,723.68
  5. Step 5: Solve for x
    x = 2,086,459,150,723.68/1,620,974.34
  6. Step 6: Final answer
    x = 1,287,163.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.