Finding the Fourth Proportional to 4,636,949.68, 6,398,670.09 and 2,571,770.44
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Solution
The fourth proportional to 4,636,949.68, 6,398,670.09 and 2,571,770.44 is: 3,548,865.47
Step by Step Solution
- Step 1: Write the proportion equation
4,636,949.68 : 6,398,670.09 = 2,571,770.44 : x - Step 2: Convert to fraction form
4,636,949.68/6,398,670.09 = 2,571,770.44/x - Step 3: Cross multiply
4,636,949.68x = 6,398,670.09 × 2,571,770.44 - Step 4: Simplify right side
4,636,949.68x = 16,455,910,592,774.14 - Step 5: Solve for x
x = 16,455,910,592,774.14/4,636,949.68 - Step 6: Final answer
x = 3,548,865.47
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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.