Finding the Fourth Proportional to 1,101,245.63, 1,519,998.33 and 752,527.19
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Solution
The fourth proportional to 1,101,245.63, 1,519,998.33 and 752,527.19 is: 1,038,678.42
Step by Step Solution
- Step 1: Write the proportion equation
1,101,245.63 : 1,519,998.33 = 752,527.19 : x - Step 2: Convert to fraction form
1,101,245.63/1,519,998.33 = 752,527.19/x - Step 3: Cross multiply
1,101,245.63x = 1,519,998.33 × 752,527.19 - Step 4: Simplify right side
1,101,245.63x = 1,143,840,068,316.96 - Step 5: Solve for x
x = 1,143,840,068,316.96/1,101,245.63 - Step 6: Final answer
x = 1,038,678.42
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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.