Home / 4,912,792.85-7,368,172.92-1,317,704.44

Finding the Fourth Proportional to 4,912,792.85, 7,368,172.92 and 1,317,704.44

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Solution

The fourth proportional to 4,912,792.85, 7,368,172.92 and 1,317,704.44 is: 1,976,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,792.85 : 7,368,172.92 = 1,317,704.44 : x
  2. Step 2: Convert to fraction form
    4,912,792.85/7,368,172.92 = 1,317,704.44/x
  3. Step 3: Cross multiply
    4,912,792.85x = 7,368,172.92 × 1,317,704.44
  4. Step 4: Simplify right side
    4,912,792.85x = 9,709,074,171,371.76
  5. Step 5: Solve for x
    x = 9,709,074,171,371.76/4,912,792.85
  6. Step 6: Final answer
    x = 1,976,284.05

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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.