Finding the Fourth Proportional to 1,167,738.93, 1,611,204.68 and 708,842.14
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Solution
The fourth proportional to 1,167,738.93, 1,611,204.68 and 708,842.14 is: 978,035.19
Step by Step Solution
- Step 1: Write the proportion equation
1,167,738.93 : 1,611,204.68 = 708,842.14 : x - Step 2: Convert to fraction form
1,167,738.93/1,611,204.68 = 708,842.14/x - Step 3: Cross multiply
1,167,738.93x = 1,611,204.68 × 708,842.14 - Step 4: Simplify right side
1,167,738.93x = 1,142,089,771,093.31 - Step 5: Solve for x
x = 1,142,089,771,093.31/1,167,738.93 - Step 6: Final answer
x = 978,035.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.