Home / 2,158,328.23-3,236,732.29-718,620.64

Finding the Fourth Proportional to 2,158,328.23, 3,236,732.29 and 718,620.64

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Solution

The fourth proportional to 2,158,328.23, 3,236,732.29 and 718,620.64 is: 1,077,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,328.23 : 3,236,732.29 = 718,620.64 : x
  2. Step 2: Convert to fraction form
    2,158,328.23/3,236,732.29 = 718,620.64/x
  3. Step 3: Cross multiply
    2,158,328.23x = 3,236,732.29 × 718,620.64
  4. Step 4: Simplify right side
    2,158,328.23x = 2,325,982,629,748.47
  5. Step 5: Solve for x
    x = 2,325,982,629,748.47/2,158,328.23
  6. Step 6: Final answer
    x = 1,077,677.90

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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.