Finding the Fourth Proportional to 2,235,249.21, 3,084,558.19 and 1,268,321.84
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Solution
The fourth proportional to 2,235,249.21, 3,084,558.19 and 1,268,321.84 is: 1,750,235.49
Step by Step Solution
- Step 1: Write the proportion equation
2,235,249.21 : 3,084,558.19 = 1,268,321.84 : x - Step 2: Convert to fraction form
2,235,249.21/3,084,558.19 = 1,268,321.84/x - Step 3: Cross multiply
2,235,249.21x = 3,084,558.19 × 1,268,321.84 - Step 4: Simplify right side
2,235,249.21x = 3,912,212,500,534.27 - Step 5: Solve for x
x = 3,912,212,500,534.27/2,235,249.21 - Step 6: Final answer
x = 1,750,235.49
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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.