Finding the Fourth Proportional to 1,633,806.62, 2,254,640.66 and 898,745.09
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Solution
The fourth proportional to 1,633,806.62, 2,254,640.66 and 898,745.09 is: 1,240,261.35
Step by Step Solution
- Step 1: Write the proportion equation
1,633,806.62 : 2,254,640.66 = 898,745.09 : x - Step 2: Convert to fraction form
1,633,806.62/2,254,640.66 = 898,745.09/x - Step 3: Cross multiply
1,633,806.62x = 2,254,640.66 × 898,745.09 - Step 4: Simplify right side
1,633,806.62x = 2,026,347,210,492.72 - Step 5: Solve for x
x = 2,026,347,210,492.72/1,633,806.62 - Step 6: Final answer
x = 1,240,261.35
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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.