Home / 1,318,796.88-1,978,527.96-609,326.52

Finding the Fourth Proportional to 1,318,796.88, 1,978,527.96 and 609,326.52

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Solution

The fourth proportional to 1,318,796.88, 1,978,527.96 and 609,326.52 is: 914,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,796.88 : 1,978,527.96 = 609,326.52 : x
  2. Step 2: Convert to fraction form
    1,318,796.88/1,978,527.96 = 609,326.52/x
  3. Step 3: Cross multiply
    1,318,796.88x = 1,978,527.96 × 609,326.52
  4. Step 4: Simplify right side
    1,318,796.88x = 1,205,569,556,589.50
  5. Step 5: Solve for x
    x = 1,205,569,556,589.50/1,318,796.88
  6. Step 6: Final answer
    x = 914,143.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.