Home / 2,239,319.80-3,358,988.32-681,360.67

Finding the Fourth Proportional to 2,239,319.80, 3,358,988.32 and 681,360.67

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Solution

The fourth proportional to 2,239,319.80, 3,358,988.32 and 681,360.67 is: 1,022,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,319.80 : 3,358,988.32 = 681,360.67 : x
  2. Step 2: Convert to fraction form
    2,239,319.80/3,358,988.32 = 681,360.67/x
  3. Step 3: Cross multiply
    2,239,319.80x = 3,358,988.32 × 681,360.67
  4. Step 4: Simplify right side
    2,239,319.80x = 2,288,682,532,237.37
  5. Step 5: Solve for x
    x = 2,288,682,532,237.37/2,239,319.80
  6. Step 6: Final answer
    x = 1,022,043.63

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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.