Home / 3,565,785.03-4,921,661.42-2,189,458.54

Finding the Fourth Proportional to 3,565,785.03, 4,921,661.42 and 2,189,458.54

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Solution

The fourth proportional to 3,565,785.03, 4,921,661.42 and 2,189,458.54 is: 3,021,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,785.03 : 4,921,661.42 = 2,189,458.54 : x
  2. Step 2: Convert to fraction form
    3,565,785.03/4,921,661.42 = 2,189,458.54/x
  3. Step 3: Cross multiply
    3,565,785.03x = 4,921,661.42 × 2,189,458.54
  4. Step 4: Simplify right side
    3,565,785.03x = 10,775,773,627,007.53
  5. Step 5: Solve for x
    x = 10,775,773,627,007.53/3,565,785.03
  6. Step 6: Final answer
    x = 3,021,991.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.