Finding the Fourth Proportional to 1,243,585.68, 1,861,517.09 and 673,550.98
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Solution
The fourth proportional to 1,243,585.68, 1,861,517.09 and 673,550.98 is: 1,008,235.04
Step by Step Solution
- Step 1: Write the proportion equation
1,243,585.68 : 1,861,517.09 = 673,550.98 : x - Step 2: Convert to fraction form
1,243,585.68/1,861,517.09 = 673,550.98/x - Step 3: Cross multiply
1,243,585.68x = 1,861,517.09 × 673,550.98 - Step 4: Simplify right side
1,243,585.68x = 1,253,826,657,286.33 - Step 5: Solve for x
x = 1,253,826,657,286.33/1,243,585.68 - Step 6: Final answer
x = 1,008,235.04
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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.