Finding the Fourth Proportional to 1,603,274.09, 2,212,554.05 and 914,932.24
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Solution
The fourth proportional to 1,603,274.09, 2,212,554.05 and 914,932.24 is: 1,262,626.92
Step by Step Solution
- Step 1: Write the proportion equation
1,603,274.09 : 2,212,554.05 = 914,932.24 : x - Step 2: Convert to fraction form
1,603,274.09/2,212,554.05 = 914,932.24/x - Step 3: Cross multiply
1,603,274.09x = 2,212,554.05 × 914,932.24 - Step 4: Simplify right side
1,603,274.09x = 2,024,337,033,087.57 - Step 5: Solve for x
x = 2,024,337,033,087.57/1,603,274.09 - Step 6: Final answer
x = 1,262,626.92
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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.