Finding the Fourth Proportional to 3,231,289.62, 4,847,057.42 and 1,209,320.64
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Solution
The fourth proportional to 3,231,289.62, 4,847,057.42 and 1,209,320.64 is: 1,814,026.99
Step by Step Solution
- Step 1: Write the proportion equation
3,231,289.62 : 4,847,057.42 = 1,209,320.64 : x - Step 2: Convert to fraction form
3,231,289.62/4,847,057.42 = 1,209,320.64/x - Step 3: Cross multiply
3,231,289.62x = 4,847,057.42 × 1,209,320.64 - Step 4: Simplify right side
3,231,289.62x = 5,861,646,575,224.55 - Step 5: Solve for x
x = 5,861,646,575,224.55/3,231,289.62 - Step 6: Final answer
x = 1,814,026.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.