Home / 874,977.27-1,312,936.45-843,129.44

Finding the Fourth Proportional to 874,977.27, 1,312,936.45 and 843,129.44

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Solution

The fourth proportional to 874,977.27, 1,312,936.45 and 843,129.44 is: 1,265,147.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,977.27 : 1,312,936.45 = 843,129.44 : x
  2. Step 2: Convert to fraction form
    874,977.27/1,312,936.45 = 843,129.44/x
  3. Step 3: Cross multiply
    874,977.27x = 1,312,936.45 × 843,129.44
  4. Step 4: Simplify right side
    874,977.27x = 1,106,975,370,095.09
  5. Step 5: Solve for x
    x = 1,106,975,370,095.09/874,977.27
  6. Step 6: Final answer
    x = 1,265,147.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.