Finding the Fourth Proportional to 1,149,715.31, 1,586,608.70 and 626,423.31
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Solution
The fourth proportional to 1,149,715.31, 1,586,608.70 and 626,423.31 is: 864,465.03
Step by Step Solution
- Step 1: Write the proportion equation
1,149,715.31 : 1,586,608.70 = 626,423.31 : x - Step 2: Convert to fraction form
1,149,715.31/1,586,608.70 = 626,423.31/x - Step 3: Cross multiply
1,149,715.31x = 1,586,608.70 × 626,423.31 - Step 4: Simplify right side
1,149,715.31x = 993,888,670,396.68 - Step 5: Solve for x
x = 993,888,670,396.68/1,149,715.31 - Step 6: Final answer
x = 864,465.03
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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.