Finding the Fourth Proportional to 2,145,235.66, 2,960,104.35 and 1,227,319
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Solution
The fourth proportional to 2,145,235.66, 2,960,104.35 and 1,227,319 is: 1,693,516.65
Step by Step Solution
- Step 1: Write the proportion equation
2,145,235.66 : 2,960,104.35 = 1,227,319 : x - Step 2: Convert to fraction form
2,145,235.66/2,960,104.35 = 1,227,319/x - Step 3: Cross multiply
2,145,235.66x = 2,960,104.35 × 1,227,319 - Step 4: Simplify right side
2,145,235.66x = 3,632,992,310,737.65 - Step 5: Solve for x
x = 3,632,992,310,737.65/2,145,235.66 - Step 6: Final answer
x = 1,693,516.65
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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.