Home / 1,192,140.58-1,645,197.26-682,941.37

Finding the Fourth Proportional to 1,192,140.58, 1,645,197.26 and 682,941.37

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Solution

The fourth proportional to 1,192,140.58, 1,645,197.26 and 682,941.37 is: 942,483.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,140.58 : 1,645,197.26 = 682,941.37 : x
  2. Step 2: Convert to fraction form
    1,192,140.58/1,645,197.26 = 682,941.37/x
  3. Step 3: Cross multiply
    1,192,140.58x = 1,645,197.26 × 682,941.37
  4. Step 4: Simplify right side
    1,192,140.58x = 1,123,573,259,023.95
  5. Step 5: Solve for x
    x = 1,123,573,259,023.95/1,192,140.58
  6. Step 6: Final answer
    x = 942,483.87

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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.