Finding the Fourth Proportional to 1,364,351.67, 1,883,543.49 and 820,608.84
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Solution
The fourth proportional to 1,364,351.67, 1,883,543.49 and 820,608.84 is: 1,132,884.19
Step by Step Solution
- Step 1: Write the proportion equation
1,364,351.67 : 1,883,543.49 = 820,608.84 : x - Step 2: Convert to fraction form
1,364,351.67/1,883,543.49 = 820,608.84/x - Step 3: Cross multiply
1,364,351.67x = 1,883,543.49 × 820,608.84 - Step 4: Simplify right side
1,364,351.67x = 1,545,652,438,418.45 - Step 5: Solve for x
x = 1,545,652,438,418.45/1,364,351.67 - Step 6: Final answer
x = 1,132,884.19
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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.