Home / 881,190.88-1,321,517.23-609,384.26

Finding the Fourth Proportional to 881,190.88, 1,321,517.23 and 609,384.26

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Solution

The fourth proportional to 881,190.88, 1,321,517.23 and 609,384.26 is: 913,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,190.88 : 1,321,517.23 = 609,384.26 : x
  2. Step 2: Convert to fraction form
    881,190.88/1,321,517.23 = 609,384.26/x
  3. Step 3: Cross multiply
    881,190.88x = 1,321,517.23 × 609,384.26
  4. Step 4: Simplify right side
    881,190.88x = 805,311,801,061.13
  5. Step 5: Solve for x
    x = 805,311,801,061.13/881,190.88
  6. Step 6: Final answer
    x = 913,890.31

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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.