Home / 3,847,348.80-5,769,662.40-1,322,416.80

Finding the Fourth Proportional to 3,847,348.80, 5,769,662.40 and 1,322,416.80

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Solution

The fourth proportional to 3,847,348.80, 5,769,662.40 and 1,322,416.80 is: 1,983,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,348.80 : 5,769,662.40 = 1,322,416.80 : x
  2. Step 2: Convert to fraction form
    3,847,348.80/5,769,662.40 = 1,322,416.80/x
  3. Step 3: Cross multiply
    3,847,348.80x = 5,769,662.40 × 1,322,416.80
  4. Step 4: Simplify right side
    3,847,348.80x = 7,629,898,488,088.32
  5. Step 5: Solve for x
    x = 7,629,898,488,088.32/3,847,348.80
  6. Step 6: Final answer
    x = 1,983,157.46

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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.