Home / 1,297,428.72-1,946,138.44-350,799.52

Finding the Fourth Proportional to 1,297,428.72, 1,946,138.44 and 350,799.52

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Solution

The fourth proportional to 1,297,428.72, 1,946,138.44 and 350,799.52 is: 526,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,428.72 : 1,946,138.44 = 350,799.52 : x
  2. Step 2: Convert to fraction form
    1,297,428.72/1,946,138.44 = 350,799.52/x
  3. Step 3: Cross multiply
    1,297,428.72x = 1,946,138.44 × 350,799.52
  4. Step 4: Simplify right side
    1,297,428.72x = 682,704,430,605.55
  5. Step 5: Solve for x
    x = 682,704,430,605.55/1,297,428.72
  6. Step 6: Final answer
    x = 526,198.03

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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.