Finding the Fourth Proportional to 4,515,806.80, 6,229,459.41 and 2,773,868.79
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Solution
The fourth proportional to 4,515,806.80, 6,229,459.41 and 2,773,868.79 is: 3,826,492.99
Step by Step Solution
- Step 1: Write the proportion equation
4,515,806.80 : 6,229,459.41 = 2,773,868.79 : x - Step 2: Convert to fraction form
4,515,806.80/6,229,459.41 = 2,773,868.79/x - Step 3: Cross multiply
4,515,806.80x = 6,229,459.41 × 2,773,868.79 - Step 4: Simplify right side
4,515,806.80x = 17,279,703,048,929.28 - Step 5: Solve for x
x = 17,279,703,048,929.28/4,515,806.80 - Step 6: Final answer
x = 3,826,492.99
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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.