Finding the Fourth Proportional to 3,441,307.20, 5,162,649.84 and 1,927,143.42
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Solution
The fourth proportional to 3,441,307.20, 5,162,649.84 and 1,927,143.42 is: 2,891,100.99
Step by Step Solution
- Step 1: Write the proportion equation
3,441,307.20 : 5,162,649.84 = 1,927,143.42 : x - Step 2: Convert to fraction form
3,441,307.20/5,162,649.84 = 1,927,143.42/x - Step 3: Cross multiply
3,441,307.20x = 5,162,649.84 × 1,927,143.42 - Step 4: Simplify right side
3,441,307.20x = 9,949,166,668,920.05 - Step 5: Solve for x
x = 9,949,166,668,920.05/3,441,307.20 - Step 6: Final answer
x = 2,891,100.99
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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.