Finding the Fourth Proportional to 1,603,270.51, 2,212,549.11 and 914,928.66
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Solution
The fourth proportional to 1,603,270.51, 2,212,549.11 and 914,928.66 is: 1,262,621.99
Step by Step Solution
- Step 1: Write the proportion equation
1,603,270.51 : 2,212,549.11 = 914,928.66 : x - Step 2: Convert to fraction form
1,603,270.51/2,212,549.11 = 914,928.66/x - Step 3: Cross multiply
1,603,270.51x = 2,212,549.11 × 914,928.66 - Step 4: Simplify right side
1,603,270.51x = 2,024,324,592,396.49 - Step 5: Solve for x
x = 2,024,324,592,396.49/1,603,270.51 - Step 6: Final answer
x = 1,262,621.99
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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.