Home / 1,314,676.98-1,972,310.85-416,172.60

Finding the Fourth Proportional to 1,314,676.98, 1,972,310.85 and 416,172.60

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Solution

The fourth proportional to 1,314,676.98, 1,972,310.85 and 416,172.60 is: 624,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,676.98 : 1,972,310.85 = 416,172.60 : x
  2. Step 2: Convert to fraction form
    1,314,676.98/1,972,310.85 = 416,172.60/x
  3. Step 3: Cross multiply
    1,314,676.98x = 1,972,310.85 × 416,172.60
  4. Step 4: Simplify right side
    1,314,676.98x = 820,821,734,452.71
  5. Step 5: Solve for x
    x = 820,821,734,452.71/1,314,676.98
  6. Step 6: Final answer
    x = 624,352.41

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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.