Home / 2,365,942.70-3,265,002.45-1,278,213.63

Finding the Fourth Proportional to 2,365,942.70, 3,265,002.45 and 1,278,213.63

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Solution

The fourth proportional to 2,365,942.70, 3,265,002.45 and 1,278,213.63 is: 1,763,935.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365,942.70 : 3,265,002.45 = 1,278,213.63 : x
  2. Step 2: Convert to fraction form
    2,365,942.70/3,265,002.45 = 1,278,213.63/x
  3. Step 3: Cross multiply
    2,365,942.70x = 3,265,002.45 × 1,278,213.63
  4. Step 4: Simplify right side
    2,365,942.70x = 4,173,370,633,573.39
  5. Step 5: Solve for x
    x = 4,173,370,633,573.39/2,365,942.70
  6. Step 6: Final answer
    x = 1,763,935.64

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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.