Home / 1,123,286.70-1,684,930.05-624,650.70

Finding the Fourth Proportional to 1,123,286.70, 1,684,930.05 and 624,650.70

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Solution

The fourth proportional to 1,123,286.70, 1,684,930.05 and 624,650.70 is: 936,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,286.70 : 1,684,930.05 = 624,650.70 : x
  2. Step 2: Convert to fraction form
    1,123,286.70/1,684,930.05 = 624,650.70/x
  3. Step 3: Cross multiply
    1,123,286.70x = 1,684,930.05 × 624,650.70
  4. Step 4: Simplify right side
    1,123,286.70x = 1,052,492,735,183.53
  5. Step 5: Solve for x
    x = 1,052,492,735,183.53/1,123,286.70
  6. Step 6: Final answer
    x = 936,976.05

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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.