Home / 1,226,635.18-1,692,756.43-682,759.26

Finding the Fourth Proportional to 1,226,635.18, 1,692,756.43 and 682,759.26

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Solution

The fourth proportional to 1,226,635.18, 1,692,756.43 and 682,759.26 is: 942,207.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,635.18 : 1,692,756.43 = 682,759.26 : x
  2. Step 2: Convert to fraction form
    1,226,635.18/1,692,756.43 = 682,759.26/x
  3. Step 3: Cross multiply
    1,226,635.18x = 1,692,756.43 × 682,759.26
  4. Step 4: Simplify right side
    1,226,635.18x = 1,155,745,125,800.14
  5. Step 5: Solve for x
    x = 1,155,745,125,800.14/1,226,635.18
  6. Step 6: Final answer
    x = 942,207.71

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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.