Finding the Fourth Proportional to 1,119,185.63, 1,678,614.93 and 550,414.08
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Solution
The fourth proportional to 1,119,185.63, 1,678,614.93 and 550,414.08 is: 825,540.70
Step by Step Solution
- Step 1: Write the proportion equation
1,119,185.63 : 1,678,614.93 = 550,414.08 : x - Step 2: Convert to fraction form
1,119,185.63/1,678,614.93 = 550,414.08/x - Step 3: Cross multiply
1,119,185.63x = 1,678,614.93 × 550,414.08 - Step 4: Simplify right side
1,119,185.63x = 923,933,293,899.00 - Step 5: Solve for x
x = 923,933,293,899.00/1,119,185.63 - Step 6: Final answer
x = 825,540.70
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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.