Finding the Fourth Proportional to 3,973,930.05, 5,959,101.72 and 1,133,366.97
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Solution
The fourth proportional to 3,973,930.05, 5,959,101.72 and 1,133,366.97 is: 1,699,538.99
Step by Step Solution
- Step 1: Write the proportion equation
3,973,930.05 : 5,959,101.72 = 1,133,366.97 : x - Step 2: Convert to fraction form
3,973,930.05/5,959,101.72 = 1,133,366.97/x - Step 3: Cross multiply
3,973,930.05x = 5,959,101.72 × 1,133,366.97 - Step 4: Simplify right side
3,973,930.05x = 6,753,849,060,318.19 - Step 5: Solve for x
x = 6,753,849,060,318.19/3,973,930.05 - Step 6: Final answer
x = 1,699,538.99
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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.