Home / 2,100,278-3,150,582.60-1,034,738.72

Finding the Fourth Proportional to 2,100,278, 3,150,582.60 and 1,034,738.72

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Solution

The fourth proportional to 2,100,278, 3,150,582.60 and 1,034,738.72 is: 1,552,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,278 : 3,150,582.60 = 1,034,738.72 : x
  2. Step 2: Convert to fraction form
    2,100,278/3,150,582.60 = 1,034,738.72/x
  3. Step 3: Cross multiply
    2,100,278x = 3,150,582.60 × 1,034,738.72
  4. Step 4: Simplify right side
    2,100,278x = 3,260,029,806,778.27
  5. Step 5: Solve for x
    x = 3,260,029,806,778.27/2,100,278
  6. Step 6: Final answer
    x = 1,552,189.67

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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.