Finding the Fourth Proportional to 1,086,753.99, 1,628,010.41 and 711,639.75
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Solution
The fourth proportional to 1,086,753.99, 1,628,010.41 and 711,639.75 is: 1,066,071.00
Step by Step Solution
- Step 1: Write the proportion equation
1,086,753.99 : 1,628,010.41 = 711,639.75 : x - Step 2: Convert to fraction form
1,086,753.99/1,628,010.41 = 711,639.75/x - Step 3: Cross multiply
1,086,753.99x = 1,628,010.41 × 711,639.75 - Step 4: Simplify right side
1,086,753.99x = 1,158,556,917,611.60 - Step 5: Solve for x
x = 1,158,556,917,611.60/1,086,753.99 - Step 6: Final answer
x = 1,066,071.00
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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.