Finding the Fourth Proportional to 4,910,834.06, 6,777,103.99 and 2,818,059.74
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Solution
The fourth proportional to 4,910,834.06, 6,777,103.99 and 2,818,059.74 is: 3,889,010.23
Step by Step Solution
- Step 1: Write the proportion equation
4,910,834.06 : 6,777,103.99 = 2,818,059.74 : x - Step 2: Convert to fraction form
4,910,834.06/6,777,103.99 = 2,818,059.74/x - Step 3: Cross multiply
4,910,834.06x = 6,777,103.99 × 2,818,059.74 - Step 4: Simplify right side
4,910,834.06x = 19,098,283,876,979.30 - Step 5: Solve for x
x = 19,098,283,876,979.30/4,910,834.06 - Step 6: Final answer
x = 3,889,010.23
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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.