Finding the Fourth Proportional to 5,986,702.08, 8,980,053.12 and 2,198,545.92
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Solution
The fourth proportional to 5,986,702.08, 8,980,053.12 and 2,198,545.92 is: 3,297,818.88
Step by Step Solution
- Step 1: Write the proportion equation
5,986,702.08 : 8,980,053.12 = 2,198,545.92 : x - Step 2: Convert to fraction form
5,986,702.08/8,980,053.12 = 2,198,545.92/x - Step 3: Cross multiply
5,986,702.08x = 8,980,053.12 × 2,198,545.92 - Step 4: Simplify right side
5,986,702.08x = 19,743,059,148,359.27 - Step 5: Solve for x
x = 19,743,059,148,359.27/5,986,702.08 - Step 6: Final answer
x = 3,297,818.88
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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.