Finding the Fourth Proportional to 3,184,313.48, 4,394,236.58 and 1,733,977.09
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Solution
The fourth proportional to 3,184,313.48, 4,394,236.58 and 1,733,977.09 is: 2,392,825.21
Step by Step Solution
- Step 1: Write the proportion equation
3,184,313.48 : 4,394,236.58 = 1,733,977.09 : x - Step 2: Convert to fraction form
3,184,313.48/4,394,236.58 = 1,733,977.09/x - Step 3: Cross multiply
3,184,313.48x = 4,394,236.58 × 1,733,977.09 - Step 4: Simplify right side
3,184,313.48x = 7,619,505,549,090.07 - Step 5: Solve for x
x = 7,619,505,549,090.07/3,184,313.48 - Step 6: Final answer
x = 2,392,825.21
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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.