Finding the Fourth Proportional to 4,584,617.80, 6,876,926.70 and 2,193,133.30
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Solution
The fourth proportional to 4,584,617.80, 6,876,926.70 and 2,193,133.30 is: 3,289,699.95
Step by Step Solution
- Step 1: Write the proportion equation
4,584,617.80 : 6,876,926.70 = 2,193,133.30 : x - Step 2: Convert to fraction form
4,584,617.80/6,876,926.70 = 2,193,133.30/x - Step 3: Cross multiply
4,584,617.80x = 6,876,926.70 × 2,193,133.30 - Step 4: Simplify right side
4,584,617.80x = 15,082,016,947,429.11 - Step 5: Solve for x
x = 15,082,016,947,429.11/4,584,617.80 - Step 6: Final answer
x = 3,289,699.95
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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.