Home / 1,191,544.40-1,644,367.56-682,216.40

Finding the Fourth Proportional to 1,191,544.40, 1,644,367.56 and 682,216.40

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Solution

The fourth proportional to 1,191,544.40, 1,644,367.56 and 682,216.40 is: 941,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,544.40 : 1,644,367.56 = 682,216.40 : x
  2. Step 2: Convert to fraction form
    1,191,544.40/1,644,367.56 = 682,216.40/x
  3. Step 3: Cross multiply
    1,191,544.40x = 1,644,367.56 × 682,216.40
  4. Step 4: Simplify right side
    1,191,544.40x = 1,121,814,517,059.98
  5. Step 5: Solve for x
    x = 1,121,814,517,059.98/1,191,544.40
  6. Step 6: Final answer
    x = 941,479.41

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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.