Finding the Fourth Proportional to 1,512,313.24, 2,086,990.62 and 833,249.56
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Solution
The fourth proportional to 1,512,313.24, 2,086,990.62 and 833,249.56 is: 1,149,883.48
Step by Step Solution
- Step 1: Write the proportion equation
1,512,313.24 : 2,086,990.62 = 833,249.56 : x - Step 2: Convert to fraction form
1,512,313.24/2,086,990.62 = 833,249.56/x - Step 3: Cross multiply
1,512,313.24x = 2,086,990.62 × 833,249.56 - Step 4: Simplify right side
1,512,313.24x = 1,738,984,015,839.13 - Step 5: Solve for x
x = 1,738,984,015,839.13/1,512,313.24 - Step 6: Final answer
x = 1,149,883.48
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1.5x scale
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.