Finding the Fourth Proportional to 4,680,933.60, 6,459,651.36 and 2,534,757.60
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Solution
The fourth proportional to 4,680,933.60, 6,459,651.36 and 2,534,757.60 is: 3,497,945.45
Step by Step Solution
- Step 1: Write the proportion equation
4,680,933.60 : 6,459,651.36 = 2,534,757.60 : x - Step 2: Convert to fraction form
4,680,933.60/6,459,651.36 = 2,534,757.60/x - Step 3: Cross multiply
4,680,933.60x = 6,459,651.36 × 2,534,757.60 - Step 4: Simplify right side
4,680,933.60x = 16,373,650,378,110.34 - Step 5: Solve for x
x = 16,373,650,378,110.34/4,680,933.60 - Step 6: Final answer
x = 3,497,945.45
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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.