Finding the Fourth Proportional to 1,318,343.10, 1,975,469.21 and 914,323.38
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Solution
The fourth proportional to 1,318,343.10, 1,975,469.21 and 914,323.38 is: 1,370,066.48
Step by Step Solution
- Step 1: Write the proportion equation
1,318,343.10 : 1,975,469.21 = 914,323.38 : x - Step 2: Convert to fraction form
1,318,343.10/1,975,469.21 = 914,323.38/x - Step 3: Cross multiply
1,318,343.10x = 1,975,469.21 × 914,323.38 - Step 4: Simplify right side
1,318,343.10x = 1,806,217,693,290.24 - Step 5: Solve for x
x = 1,806,217,693,290.24/1,318,343.10 - Step 6: Final answer
x = 1,370,066.48
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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.