Finding the Fourth Proportional to 3,551,889.94, 5,329,177.07 and 2,132,935.18
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Solution
The fourth proportional to 3,551,889.94, 5,329,177.07 and 2,132,935.18 is: 3,200,208.75
Step by Step Solution
- Step 1: Write the proportion equation
3,551,889.94 : 5,329,177.07 = 2,132,935.18 : x - Step 2: Convert to fraction form
3,551,889.94/5,329,177.07 = 2,132,935.18/x - Step 3: Cross multiply
3,551,889.94x = 5,329,177.07 × 2,132,935.18 - Step 4: Simplify right side
3,551,889.94x = 11,366,789,245,061.72 - Step 5: Solve for x
x = 11,366,789,245,061.72/3,551,889.94 - Step 6: Final answer
x = 3,200,208.75
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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.