Home / 3,169,956.81-4,374,540.41-1,811,858.97

Finding the Fourth Proportional to 3,169,956.81, 4,374,540.41 and 1,811,858.97

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Solution

The fourth proportional to 3,169,956.81, 4,374,540.41 and 1,811,858.97 is: 2,500,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,956.81 : 4,374,540.41 = 1,811,858.97 : x
  2. Step 2: Convert to fraction form
    3,169,956.81/4,374,540.41 = 1,811,858.97/x
  3. Step 3: Cross multiply
    3,169,956.81x = 4,374,540.41 × 1,811,858.97
  4. Step 4: Simplify right side
    3,169,956.81x = 7,926,050,281,485.98
  5. Step 5: Solve for x
    x = 7,926,050,281,485.98/3,169,956.81
  6. Step 6: Final answer
    x = 2,500,365.39

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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.