Finding the Fourth Proportional to 1,107,616.62, 1,528,512.29 and 598,318.99
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Solution
The fourth proportional to 1,107,616.62, 1,528,512.29 and 598,318.99 is: 825,680.94
Step by Step Solution
- Step 1: Write the proportion equation
1,107,616.62 : 1,528,512.29 = 598,318.99 : x - Step 2: Convert to fraction form
1,107,616.62/1,528,512.29 = 598,318.99/x - Step 3: Cross multiply
1,107,616.62x = 1,528,512.29 × 598,318.99 - Step 4: Simplify right side
1,107,616.62x = 914,537,931,051.19 - Step 5: Solve for x
x = 914,537,931,051.19/1,107,616.62 - Step 6: Final answer
x = 825,680.94
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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.