Home / 3,839,768.96-5,762,801.64-1,947,051.68

Finding the Fourth Proportional to 3,839,768.96, 5,762,801.64 and 1,947,051.68

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Solution

The fourth proportional to 3,839,768.96, 5,762,801.64 and 1,947,051.68 is: 2,922,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,768.96 : 5,762,801.64 = 1,947,051.68 : x
  2. Step 2: Convert to fraction form
    3,839,768.96/5,762,801.64 = 1,947,051.68/x
  3. Step 3: Cross multiply
    3,839,768.96x = 5,762,801.64 × 1,947,051.68
  4. Step 4: Simplify right side
    3,839,768.96x = 11,220,472,614,668.75
  5. Step 5: Solve for x
    x = 11,220,472,614,668.75/3,839,768.96
  6. Step 6: Final answer
    x = 2,922,173.89

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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.