Home / 1,226,617.52-1,692,732.26-682,741.60

Finding the Fourth Proportional to 1,226,617.52, 1,692,732.26 and 682,741.60

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Solution

The fourth proportional to 1,226,617.52, 1,692,732.26 and 682,741.60 is: 942,183.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,617.52 : 1,692,732.26 = 682,741.60 : x
  2. Step 2: Convert to fraction form
    1,226,617.52/1,692,732.26 = 682,741.60/x
  3. Step 3: Cross multiply
    1,226,617.52x = 1,692,732.26 × 682,741.60
  4. Step 4: Simplify right side
    1,226,617.52x = 1,155,698,729,039.04
  5. Step 5: Solve for x
    x = 1,155,698,729,039.04/1,226,617.52
  6. Step 6: Final answer
    x = 942,183.46

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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.