Finding the Fourth Proportional to 910,072.40, 1,365,108.60 and 892,357.70
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Solution
The fourth proportional to 910,072.40, 1,365,108.60 and 892,357.70 is: 1,338,536.55
Step by Step Solution
- Step 1: Write the proportion equation
910,072.40 : 1,365,108.60 = 892,357.70 : x - Step 2: Convert to fraction form
910,072.40/1,365,108.60 = 892,357.70/x - Step 3: Cross multiply
910,072.40x = 1,365,108.60 × 892,357.70 - Step 4: Simplify right side
910,072.40x = 1,218,165,170,546.22 - Step 5: Solve for x
x = 1,218,165,170,546.22/910,072.40 - Step 6: Final answer
x = 1,338,536.55
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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.