Finding the Fourth Proportional to 1,149,591.30, 1,586,464.02 and 640,302.18
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Solution
The fourth proportional to 1,149,591.30, 1,586,464.02 and 640,302.18 is: 883,632.62
Step by Step Solution
- Step 1: Write the proportion equation
1,149,591.30 : 1,586,464.02 = 640,302.18 : x - Step 2: Convert to fraction form
1,149,591.30/1,586,464.02 = 640,302.18/x - Step 3: Cross multiply
1,149,591.30x = 1,586,464.02 × 640,302.18 - Step 4: Simplify right side
1,149,591.30x = 1,015,816,370,497.56 - Step 5: Solve for x
x = 1,015,816,370,497.56/1,149,591.30 - Step 6: Final answer
x = 883,632.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.