Finding the Fourth Proportional to 3,405,043.13, 5,094,948.42 and 2,729,074.23
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Solution
The fourth proportional to 3,405,043.13, 5,094,948.42 and 2,729,074.23 is: 4,083,499.66
Step by Step Solution
- Step 1: Write the proportion equation
3,405,043.13 : 5,094,948.42 = 2,729,074.23 : x - Step 2: Convert to fraction form
3,405,043.13/5,094,948.42 = 2,729,074.23/x - Step 3: Cross multiply
3,405,043.13x = 5,094,948.42 × 2,729,074.23 - Step 4: Simplify right side
3,405,043.13x = 13,904,492,436,201.22 - Step 5: Solve for x
x = 13,904,492,436,201.22/3,405,043.13 - Step 6: Final answer
x = 4,083,499.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.