Finding the Fourth Proportional to 1,206,986.56, 1,807,888.08 and 1,136,324.56
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Solution
The fourth proportional to 1,206,986.56, 1,807,888.08 and 1,136,324.56 is: 1,702,046.81
Step by Step Solution
- Step 1: Write the proportion equation
1,206,986.56 : 1,807,888.08 = 1,136,324.56 : x - Step 2: Convert to fraction form
1,206,986.56/1,807,888.08 = 1,136,324.56/x - Step 3: Cross multiply
1,206,986.56x = 1,807,888.08 × 1,136,324.56 - Step 4: Simplify right side
1,206,986.56x = 2,054,347,627,035.25 - Step 5: Solve for x
x = 2,054,347,627,035.25/1,206,986.56 - Step 6: Final answer
x = 1,702,046.81
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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.