Finding the Fourth Proportional to 2,331,755.73, 3,217,829.57 and 1,351,885.19
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Solution
The fourth proportional to 2,331,755.73, 3,217,829.57 and 1,351,885.19 is: 1,865,605.42
Step by Step Solution
- Step 1: Write the proportion equation
2,331,755.73 : 3,217,829.57 = 1,351,885.19 : x - Step 2: Convert to fraction form
2,331,755.73/3,217,829.57 = 1,351,885.19/x - Step 3: Cross multiply
2,331,755.73x = 3,217,829.57 × 1,351,885.19 - Step 4: Simplify right side
2,331,755.73x = 4,350,136,139,627.07 - Step 5: Solve for x
x = 4,350,136,139,627.07/2,331,755.73 - Step 6: Final answer
x = 1,865,605.42
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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.