Home / 3,207,441.44-4,426,268.82-1,918,281.62

Finding the Fourth Proportional to 3,207,441.44, 4,426,268.82 and 1,918,281.62

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Solution

The fourth proportional to 3,207,441.44, 4,426,268.82 and 1,918,281.62 is: 2,647,228.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,441.44 : 4,426,268.82 = 1,918,281.62 : x
  2. Step 2: Convert to fraction form
    3,207,441.44/4,426,268.82 = 1,918,281.62/x
  3. Step 3: Cross multiply
    3,207,441.44x = 4,426,268.82 × 1,918,281.62
  4. Step 4: Simplify right side
    3,207,441.44x = 8,490,830,122,585.09
  5. Step 5: Solve for x
    x = 8,490,830,122,585.09/3,207,441.44
  6. Step 6: Final answer
    x = 2,647,228.42

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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.