Finding the Fourth Proportional to 1,424,489.16, 2,136,902.49 and 892,054.20
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Solution
The fourth proportional to 1,424,489.16, 2,136,902.49 and 892,054.20 is: 1,338,186.98
Step by Step Solution
- Step 1: Write the proportion equation
1,424,489.16 : 2,136,902.49 = 892,054.20 : x - Step 2: Convert to fraction form
1,424,489.16/2,136,902.49 = 892,054.20/x - Step 3: Cross multiply
1,424,489.16x = 2,136,902.49 × 892,054.20 - Step 4: Simplify right side
1,424,489.16x = 1,906,232,841,194.96 - Step 5: Solve for x
x = 1,906,232,841,194.96/1,424,489.16 - Step 6: Final answer
x = 1,338,186.98
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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.