Finding the Fourth Proportional to 1,473,915.06, 2,212,064.23 and 764,146.18
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Solution
The fourth proportional to 1,473,915.06, 2,212,064.23 and 764,146.18 is: 1,146,837.07
Step by Step Solution
- Step 1: Write the proportion equation
1,473,915.06 : 2,212,064.23 = 764,146.18 : x - Step 2: Convert to fraction form
1,473,915.06/2,212,064.23 = 764,146.18/x - Step 3: Cross multiply
1,473,915.06x = 2,212,064.23 × 764,146.18 - Step 4: Simplify right side
1,473,915.06x = 1,690,340,431,269.14 - Step 5: Solve for x
x = 1,690,340,431,269.14/1,473,915.06 - Step 6: Final answer
x = 1,146,837.07
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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.