Finding the Fourth Proportional to 2,744,904.96, 4,112,804.64 and 1,942,207.68
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Solution
The fourth proportional to 2,744,904.96, 4,112,804.64 and 1,942,207.68 is: 2,910,090.10
Step by Step Solution
- Step 1: Write the proportion equation
2,744,904.96 : 4,112,804.64 = 1,942,207.68 : x - Step 2: Convert to fraction form
2,744,904.96/4,112,804.64 = 1,942,207.68/x - Step 3: Cross multiply
2,744,904.96x = 4,112,804.64 × 1,942,207.68 - Step 4: Simplify right side
2,744,904.96x = 7,987,920,758,147.64 - Step 5: Solve for x
x = 7,987,920,758,147.64/2,744,904.96 - Step 6: Final answer
x = 2,910,090.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.