Home / 3,216,479.40-4,438,539.72-1,766,164.68

Finding the Fourth Proportional to 3,216,479.40, 4,438,539.72 and 1,766,164.68

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Solution

The fourth proportional to 3,216,479.40, 4,438,539.72 and 1,766,164.68 is: 2,437,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,479.40 : 4,438,539.72 = 1,766,164.68 : x
  2. Step 2: Convert to fraction form
    3,216,479.40/4,438,539.72 = 1,766,164.68/x
  3. Step 3: Cross multiply
    3,216,479.40x = 4,438,539.72 × 1,766,164.68
  4. Step 4: Simplify right side
    3,216,479.40x = 7,839,192,084,241.09
  5. Step 5: Solve for x
    x = 7,839,192,084,241.09/3,216,479.40
  6. Step 6: Final answer
    x = 2,437,196.42

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