Finding the Fourth Proportional to 2,582,396.96, 3,563,735.12 and 1,420,858.48
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Solution
The fourth proportional to 2,582,396.96, 3,563,735.12 and 1,420,858.48 is: 1,960,799.73
Step by Step Solution
- Step 1: Write the proportion equation
2,582,396.96 : 3,563,735.12 = 1,420,858.48 : x - Step 2: Convert to fraction form
2,582,396.96/3,563,735.12 = 1,420,858.48/x - Step 3: Cross multiply
2,582,396.96x = 3,563,735.12 × 1,420,858.48 - Step 4: Simplify right side
2,582,396.96x = 5,063,563,265,725.82 - Step 5: Solve for x
x = 5,063,563,265,725.82/2,582,396.96 - Step 6: Final answer
x = 1,960,799.73
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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.