Home / 4,876,183.81-7,314,756.86-1,680,889.33

Finding the Fourth Proportional to 4,876,183.81, 7,314,756.86 and 1,680,889.33

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Solution

The fourth proportional to 4,876,183.81, 7,314,756.86 and 1,680,889.33 is: 2,521,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876,183.81 : 7,314,756.86 = 1,680,889.33 : x
  2. Step 2: Convert to fraction form
    4,876,183.81/7,314,756.86 = 1,680,889.33/x
  3. Step 3: Cross multiply
    4,876,183.81x = 7,314,756.86 × 1,680,889.33
  4. Step 4: Simplify right side
    4,876,183.81x = 12,295,296,757,518.30
  5. Step 5: Solve for x
    x = 12,295,296,757,518.30/4,876,183.81
  6. Step 6: Final answer
    x = 2,521,499.85

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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.