Home / 2,158,327.23-3,236,730.80-718,619.64

Finding the Fourth Proportional to 2,158,327.23, 3,236,730.80 and 718,619.64

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Solution

The fourth proportional to 2,158,327.23, 3,236,730.80 and 718,619.64 is: 1,077,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,327.23 : 3,236,730.80 = 718,619.64 : x
  2. Step 2: Convert to fraction form
    2,158,327.23/3,236,730.80 = 718,619.64/x
  3. Step 3: Cross multiply
    2,158,327.23x = 3,236,730.80 × 718,619.64
  4. Step 4: Simplify right side
    2,158,327.23x = 2,325,978,318,679.81
  5. Step 5: Solve for x
    x = 2,325,978,318,679.81/2,158,327.23
  6. Step 6: Final answer
    x = 1,077,676.40

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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.