Finding the Fourth Proportional to 2,270,658.07, 3,133,485.32 and 1,238,163.32
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Solution
The fourth proportional to 2,270,658.07, 3,133,485.32 and 1,238,163.32 is: 1,708,652.94
Step by Step Solution
- Step 1: Write the proportion equation
2,270,658.07 : 3,133,485.32 = 1,238,163.32 : x - Step 2: Convert to fraction form
2,270,658.07/3,133,485.32 = 1,238,163.32/x - Step 3: Cross multiply
2,270,658.07x = 3,133,485.32 × 1,238,163.32 - Step 4: Simplify right side
2,270,658.07x = 3,879,766,595,590.03 - Step 5: Solve for x
x = 3,879,766,595,590.03/2,270,658.07 - Step 6: Final answer
x = 1,708,652.94
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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.