Finding the Fourth Proportional to 2,189,114.09, 3,283,670.96 and 1,109,458.48
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Solution
The fourth proportional to 2,189,114.09, 3,283,670.96 and 1,109,458.48 is: 1,664,187.63
Step by Step Solution
- Step 1: Write the proportion equation
2,189,114.09 : 3,283,670.96 = 1,109,458.48 : x - Step 2: Convert to fraction form
2,189,114.09/3,283,670.96 = 1,109,458.48/x - Step 3: Cross multiply
2,189,114.09x = 3,283,670.96 × 1,109,458.48 - Step 4: Simplify right side
2,189,114.09x = 3,643,096,592,101.74 - Step 5: Solve for x
x = 3,643,096,592,101.74/2,189,114.09 - Step 6: Final answer
x = 1,664,187.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.