Home / 681,941.80-1,022,912.70-555,970.60

Finding the Fourth Proportional to 681,941.80, 1,022,912.70 and 555,970.60

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Solution

The fourth proportional to 681,941.80, 1,022,912.70 and 555,970.60 is: 833,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,941.80 : 1,022,912.70 = 555,970.60 : x
  2. Step 2: Convert to fraction form
    681,941.80/1,022,912.70 = 555,970.60/x
  3. Step 3: Cross multiply
    681,941.80x = 1,022,912.70 × 555,970.60
  4. Step 4: Simplify right side
    681,941.80x = 568,709,387,566.62
  5. Step 5: Solve for x
    x = 568,709,387,566.62/681,941.80
  6. Step 6: Final answer
    x = 833,955.90

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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.