Home / 2,336,942.88-3,225,131.64-1,318,325.76

Finding the Fourth Proportional to 2,336,942.88, 3,225,131.64 and 1,318,325.76

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Solution

The fourth proportional to 2,336,942.88, 3,225,131.64 and 1,318,325.76 is: 1,819,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336,942.88 : 3,225,131.64 = 1,318,325.76 : x
  2. Step 2: Convert to fraction form
    2,336,942.88/3,225,131.64 = 1,318,325.76/x
  3. Step 3: Cross multiply
    2,336,942.88x = 3,225,131.64 × 1,318,325.76
  4. Step 4: Simplify right side
    2,336,942.88x = 4,251,774,120,403.05
  5. Step 5: Solve for x
    x = 4,251,774,120,403.05/2,336,942.88
  6. Step 6: Final answer
    x = 1,819,374.43

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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.