Home / 1,111,584.28-1,534,014.84-682,101.76

Finding the Fourth Proportional to 1,111,584.28, 1,534,014.84 and 682,101.76

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Solution

The fourth proportional to 1,111,584.28, 1,534,014.84 and 682,101.76 is: 941,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,584.28 : 1,534,014.84 = 682,101.76 : x
  2. Step 2: Convert to fraction form
    1,111,584.28/1,534,014.84 = 682,101.76/x
  3. Step 3: Cross multiply
    1,111,584.28x = 1,534,014.84 × 682,101.76
  4. Step 4: Simplify right side
    1,111,584.28x = 1,046,354,222,230.12
  5. Step 5: Solve for x
    x = 1,046,354,222,230.12/1,111,584.28
  6. Step 6: Final answer
    x = 941,317.94

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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.