Home / 2,577,790.67-3,865,357.38-1,769,409.86

Finding the Fourth Proportional to 2,577,790.67, 3,865,357.38 and 1,769,409.86

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Solution

The fourth proportional to 2,577,790.67, 3,865,357.38 and 1,769,409.86 is: 2,653,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577,790.67 : 3,865,357.38 = 1,769,409.86 : x
  2. Step 2: Convert to fraction form
    2,577,790.67/3,865,357.38 = 1,769,409.86/x
  3. Step 3: Cross multiply
    2,577,790.67x = 3,865,357.38 × 1,769,409.86
  4. Step 4: Simplify right side
    2,577,790.67x = 6,839,401,441,268.98
  5. Step 5: Solve for x
    x = 6,839,401,441,268.98/2,577,790.67
  6. Step 6: Final answer
    x = 2,653,202.81

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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.