Finding the Fourth Proportional to 3,781,742.93, 5,672,635.15 and 941,855.09
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Solution
The fourth proportional to 3,781,742.93, 5,672,635.15 and 941,855.09 is: 1,412,787.80
Step by Step Solution
- Step 1: Write the proportion equation
3,781,742.93 : 5,672,635.15 = 941,855.09 : x - Step 2: Convert to fraction form
3,781,742.93/5,672,635.15 = 941,855.09/x - Step 3: Cross multiply
3,781,742.93x = 5,672,635.15 × 941,855.09 - Step 4: Simplify right side
3,781,742.93x = 5,342,800,259,022.60 - Step 5: Solve for x
x = 5,342,800,259,022.60/3,781,742.93 - Step 6: Final answer
x = 1,412,787.80
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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.