Home / 1,089,183.92-1,503,184.03-624,099.38

Finding the Fourth Proportional to 1,089,183.92, 1,503,184.03 and 624,099.38

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Solution

The fourth proportional to 1,089,183.92, 1,503,184.03 and 624,099.38 is: 861,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,183.92 : 1,503,184.03 = 624,099.38 : x
  2. Step 2: Convert to fraction form
    1,089,183.92/1,503,184.03 = 624,099.38/x
  3. Step 3: Cross multiply
    1,089,183.92x = 1,503,184.03 × 624,099.38
  4. Step 4: Simplify right side
    1,089,183.92x = 938,136,220,528.14
  5. Step 5: Solve for x
    x = 938,136,220,528.14/1,089,183.92
  6. Step 6: Final answer
    x = 861,320.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.