Finding the Fourth Proportional to 3,231,341.41, 4,847,135.16 and 1,209,372.43
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Solution
The fourth proportional to 3,231,341.41, 4,847,135.16 and 1,209,372.43 is: 1,814,104.70
Step by Step Solution
- Step 1: Write the proportion equation
3,231,341.41 : 4,847,135.16 = 1,209,372.43 : x - Step 2: Convert to fraction form
3,231,341.41/4,847,135.16 = 1,209,372.43/x - Step 3: Cross multiply
3,231,341.41x = 4,847,135.16 × 1,209,372.43 - Step 4: Simplify right side
3,231,341.41x = 5,861,991,626,987.64 - Step 5: Solve for x
x = 5,861,991,626,987.64/3,231,341.41 - Step 6: Final answer
x = 1,814,104.70
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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.