Home / 1,222,576.19-1,831,478.62-800,572.67

Finding the Fourth Proportional to 1,222,576.19, 1,831,478.62 and 800,572.67

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Solution

The fourth proportional to 1,222,576.19, 1,831,478.62 and 800,572.67 is: 1,199,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,576.19 : 1,831,478.62 = 800,572.67 : x
  2. Step 2: Convert to fraction form
    1,222,576.19/1,831,478.62 = 800,572.67/x
  3. Step 3: Cross multiply
    1,222,576.19x = 1,831,478.62 × 800,572.67
  4. Step 4: Simplify right side
    1,222,576.19x = 1,466,231,728,861.32
  5. Step 5: Solve for x
    x = 1,466,231,728,861.32/1,222,576.19
  6. Step 6: Final answer
    x = 1,199,296.81

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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.