Finding the Fourth Proportional to 1,755,811.42, 2,633,720.50 and 676,832.08
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Solution
The fourth proportional to 1,755,811.42, 2,633,720.50 and 676,832.08 is: 1,015,249.42
Step by Step Solution
- Step 1: Write the proportion equation
1,755,811.42 : 2,633,720.50 = 676,832.08 : x - Step 2: Convert to fraction form
1,755,811.42/2,633,720.50 = 676,832.08/x - Step 3: Cross multiply
1,755,811.42x = 2,633,720.50 × 676,832.08 - Step 4: Simplify right side
1,755,811.42x = 1,782,586,524,153.64 - Step 5: Solve for x
x = 1,782,586,524,153.64/1,755,811.42 - Step 6: Final answer
x = 1,015,249.42
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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.