Finding the Fourth Proportional to 4,027,644.65, 5,558,271.67 and 2,192,235.65
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Solution
The fourth proportional to 4,027,644.65, 5,558,271.67 and 2,192,235.65 is: 3,025,351.63
Step by Step Solution
- Step 1: Write the proportion equation
4,027,644.65 : 5,558,271.67 = 2,192,235.65 : x - Step 2: Convert to fraction form
4,027,644.65/5,558,271.67 = 2,192,235.65/x - Step 3: Cross multiply
4,027,644.65x = 5,558,271.67 × 2,192,235.65 - Step 4: Simplify right side
4,027,644.65x = 12,185,041,307,359.04 - Step 5: Solve for x
x = 12,185,041,307,359.04/4,027,644.65 - Step 6: Final answer
x = 3,025,351.63
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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.