Home / 4,820,143.14-7,230,183.50-1,225,879.03

Finding the Fourth Proportional to 4,820,143.14, 7,230,183.50 and 1,225,879.03

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Solution

The fourth proportional to 4,820,143.14, 7,230,183.50 and 1,225,879.03 is: 1,838,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820,143.14 : 7,230,183.50 = 1,225,879.03 : x
  2. Step 2: Convert to fraction form
    4,820,143.14/7,230,183.50 = 1,225,879.03/x
  3. Step 3: Cross multiply
    4,820,143.14x = 7,230,183.50 × 1,225,879.03
  4. Step 4: Simplify right side
    4,820,143.14x = 8,863,330,364,691.54
  5. Step 5: Solve for x
    x = 8,863,330,364,691.54/4,820,143.14
  6. Step 6: Final answer
    x = 1,838,810.61

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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.