Home / 1,077,399.70-1,616,099.55-628,627.30

Finding the Fourth Proportional to 1,077,399.70, 1,616,099.55 and 628,627.30

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Solution

The fourth proportional to 1,077,399.70, 1,616,099.55 and 628,627.30 is: 942,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,399.70 : 1,616,099.55 = 628,627.30 : x
  2. Step 2: Convert to fraction form
    1,077,399.70/1,616,099.55 = 628,627.30/x
  3. Step 3: Cross multiply
    1,077,399.70x = 1,616,099.55 × 628,627.30
  4. Step 4: Simplify right side
    1,077,399.70x = 1,015,924,296,647.72
  5. Step 5: Solve for x
    x = 1,015,924,296,647.72/1,077,399.70
  6. Step 6: Final answer
    x = 942,940.95

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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.