Finding the Fourth Proportional to 4,405,715.85, 6,606,959.16 and 1,526,338.99
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Solution
The fourth proportional to 4,405,715.85, 6,606,959.16 and 1,526,338.99 is: 2,288,949.11
Step by Step Solution
- Step 1: Write the proportion equation
4,405,715.85 : 6,606,959.16 = 1,526,338.99 : x - Step 2: Convert to fraction form
4,405,715.85/6,606,959.16 = 1,526,338.99/x - Step 3: Cross multiply
4,405,715.85x = 6,606,959.16 × 1,526,338.99 - Step 4: Simplify right side
4,405,715.85x = 10,084,459,378,788.49 - Step 5: Solve for x
x = 10,084,459,378,788.49/4,405,715.85 - Step 6: Final answer
x = 2,288,949.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.