Finding the Fourth Proportional to 1,611,589.11, 2,224,912.18 and 1,068,460.55
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Solution
The fourth proportional to 1,611,589.11, 2,224,912.18 and 1,068,460.55 is: 1,475,084.98
Step by Step Solution
- Step 1: Write the proportion equation
1,611,589.11 : 2,224,912.18 = 1,068,460.55 : x - Step 2: Convert to fraction form
1,611,589.11/2,224,912.18 = 1,068,460.55/x - Step 3: Cross multiply
1,611,589.11x = 2,224,912.18 × 1,068,460.55 - Step 4: Simplify right side
1,611,589.11x = 2,377,230,897,605.66 - Step 5: Solve for x
x = 2,377,230,897,605.66/1,611,589.11 - Step 6: Final answer
x = 1,475,084.98
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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.