Home / 4,111,755.20-6,168,021.60-1,119,939.20

Finding the Fourth Proportional to 4,111,755.20, 6,168,021.60 and 1,119,939.20

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Solution

The fourth proportional to 4,111,755.20, 6,168,021.60 and 1,119,939.20 is: 1,680,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111,755.20 : 6,168,021.60 = 1,119,939.20 : x
  2. Step 2: Convert to fraction form
    4,111,755.20/6,168,021.60 = 1,119,939.20/x
  3. Step 3: Cross multiply
    4,111,755.20x = 6,168,021.60 × 1,119,939.20
  4. Step 4: Simplify right side
    4,111,755.20x = 6,907,809,176,286.72
  5. Step 5: Solve for x
    x = 6,907,809,176,286.72/4,111,755.20
  6. Step 6: Final answer
    x = 1,680,014.70

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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.