Home / 1,851,380.75-2,776,072.60-839,950.85

Finding the Fourth Proportional to 1,851,380.75, 2,776,072.60 and 839,950.85

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Solution

The fourth proportional to 1,851,380.75, 2,776,072.60 and 839,950.85 is: 1,259,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,380.75 : 2,776,072.60 = 839,950.85 : x
  2. Step 2: Convert to fraction form
    1,851,380.75/2,776,072.60 = 839,950.85/x
  3. Step 3: Cross multiply
    1,851,380.75x = 2,776,072.60 × 839,950.85
  4. Step 4: Simplify right side
    1,851,380.75x = 2,331,764,544,117.98
  5. Step 5: Solve for x
    x = 2,331,764,544,117.98/1,851,380.75
  6. Step 6: Final answer
    x = 1,259,473.26

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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.