Home / 3,467,693.42-4,785,424.80-1,919,067.79

Finding the Fourth Proportional to 3,467,693.42, 4,785,424.80 and 1,919,067.79

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Solution

The fourth proportional to 3,467,693.42, 4,785,424.80 and 1,919,067.79 is: 2,648,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,693.42 : 4,785,424.80 = 1,919,067.79 : x
  2. Step 2: Convert to fraction form
    3,467,693.42/4,785,424.80 = 1,919,067.79/x
  3. Step 3: Cross multiply
    3,467,693.42x = 4,785,424.80 × 1,919,067.79
  4. Step 4: Simplify right side
    3,467,693.42x = 9,183,554,575,987.13
  5. Step 5: Solve for x
    x = 9,183,554,575,987.13/3,467,693.42
  6. Step 6: Final answer
    x = 2,648,317.90

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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.