Home / 1,410,255.96-2,110,706.10-1,284,187.56

Finding the Fourth Proportional to 1,410,255.96, 2,110,706.10 and 1,284,187.56

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Solution

The fourth proportional to 1,410,255.96, 2,110,706.10 and 1,284,187.56 is: 1,922,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,255.96 : 2,110,706.10 = 1,284,187.56 : x
  2. Step 2: Convert to fraction form
    1,410,255.96/2,110,706.10 = 1,284,187.56/x
  3. Step 3: Cross multiply
    1,410,255.96x = 2,110,706.10 × 1,284,187.56
  4. Step 4: Simplify right side
    1,410,255.96x = 2,710,542,516,436.12
  5. Step 5: Solve for x
    x = 2,710,542,516,436.12/1,410,255.96
  6. Step 6: Final answer
    x = 1,922,021.67

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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.