Finding the Fourth Proportional to 3,154,309.26, 4,731,920.61 and 994,601.31
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Solution
The fourth proportional to 3,154,309.26, 4,731,920.61 and 994,601.31 is: 1,492,045.98
Step by Step Solution
- Step 1: Write the proportion equation
3,154,309.26 : 4,731,920.61 = 994,601.31 : x - Step 2: Convert to fraction form
3,154,309.26/4,731,920.61 = 994,601.31/x - Step 3: Cross multiply
3,154,309.26x = 4,731,920.61 × 994,601.31 - Step 4: Simplify right side
3,154,309.26x = 4,706,374,437,522 - Step 5: Solve for x
x = 4,706,374,437,522/3,154,309.26 - Step 6: Final answer
x = 1,492,045.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.