Finding the Fourth Proportional to 2,670,872.19, 4,006,492.97 and 1,073,436.63
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Solution
The fourth proportional to 2,670,872.19, 4,006,492.97 and 1,073,436.63 is: 1,610,229.17
Step by Step Solution
- Step 1: Write the proportion equation
2,670,872.19 : 4,006,492.97 = 1,073,436.63 : x - Step 2: Convert to fraction form
2,670,872.19/4,006,492.97 = 1,073,436.63/x - Step 3: Cross multiply
2,670,872.19x = 4,006,492.97 × 1,073,436.63 - Step 4: Simplify right side
2,670,872.19x = 4,300,716,306,468.31 - Step 5: Solve for x
x = 4,300,716,306,468.31/2,670,872.19 - Step 6: Final answer
x = 1,610,229.17
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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.