Finding the Fourth Proportional to 2,405,281.76, 3,608,090.96 and 965,965.12
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Solution
The fourth proportional to 2,405,281.76, 3,608,090.96 and 965,965.12 is: 1,449,015.28
Step by Step Solution
- Step 1: Write the proportion equation
2,405,281.76 : 3,608,090.96 = 965,965.12 : x - Step 2: Convert to fraction form
2,405,281.76/3,608,090.96 = 965,965.12/x - Step 3: Cross multiply
2,405,281.76x = 3,608,090.96 × 965,965.12 - Step 4: Simplify right side
2,405,281.76x = 3,485,290,017,147.32 - Step 5: Solve for x
x = 3,485,290,017,147.32/2,405,281.76 - Step 6: Final answer
x = 1,449,015.28
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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.