Finding the Fourth Proportional to 2,555,872.05, 3,527,046.66 and 1,409,952.09
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Solution
The fourth proportional to 2,555,872.05, 3,527,046.66 and 1,409,952.09 is: 1,945,702.57
Step by Step Solution
- Step 1: Write the proportion equation
2,555,872.05 : 3,527,046.66 = 1,409,952.09 : x - Step 2: Convert to fraction form
2,555,872.05/3,527,046.66 = 1,409,952.09/x - Step 3: Cross multiply
2,555,872.05x = 3,527,046.66 × 1,409,952.09 - Step 4: Simplify right side
2,555,872.05x = 4,972,966,809,794.52 - Step 5: Solve for x
x = 4,972,966,809,794.52/2,555,872.05 - Step 6: Final answer
x = 1,945,702.57
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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.