Finding the Fourth Proportional to 4,526,874.99, 6,790,214.07 and 2,129,390.82
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Solution
The fourth proportional to 4,526,874.99, 6,790,214.07 and 2,129,390.82 is: 3,194,039.94
Step by Step Solution
- Step 1: Write the proportion equation
4,526,874.99 : 6,790,214.07 = 2,129,390.82 : x - Step 2: Convert to fraction form
4,526,874.99/6,790,214.07 = 2,129,390.82/x - Step 3: Cross multiply
4,526,874.99x = 6,790,214.07 × 2,129,390.82 - Step 4: Simplify right side
4,526,874.99x = 14,459,019,506,492.84 - Step 5: Solve for x
x = 14,459,019,506,492.84/4,526,874.99 - Step 6: Final answer
x = 3,194,039.94
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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.