Finding the Fourth Proportional to 1,452,451.58, 2,004,805.21 and 969,015.53
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Solution
The fourth proportional to 1,452,451.58, 2,004,805.21 and 969,015.53 is: 1,337,522.99
Step by Step Solution
- Step 1: Write the proportion equation
1,452,451.58 : 2,004,805.21 = 969,015.53 : x - Step 2: Convert to fraction form
1,452,451.58/2,004,805.21 = 969,015.53/x - Step 3: Cross multiply
1,452,451.58x = 2,004,805.21 × 969,015.53 - Step 4: Simplify right side
1,452,451.58x = 1,942,687,383,114.91 - Step 5: Solve for x
x = 1,942,687,383,114.91/1,452,451.58 - Step 6: Final answer
x = 1,337,522.99
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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.