Finding the Fourth Proportional to 2,592,028.80, 3,886,876.80 and 994,060.80
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Solution
The fourth proportional to 2,592,028.80, 3,886,876.80 and 994,060.80 is: 1,490,643.88
Step by Step Solution
- Step 1: Write the proportion equation
2,592,028.80 : 3,886,876.80 = 994,060.80 : x - Step 2: Convert to fraction form
2,592,028.80/3,886,876.80 = 994,060.80/x - Step 3: Cross multiply
2,592,028.80x = 3,886,876.80 × 994,060.80 - Step 4: Simplify right side
2,592,028.80x = 3,863,791,861,309.44 - Step 5: Solve for x
x = 3,863,791,861,309.44/2,592,028.80 - Step 6: Final answer
x = 1,490,643.88
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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.