Finding the Fourth Proportional to 3,952,366.08, 5,454,269.12 and 2,141,530.08
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Solution
The fourth proportional to 3,952,366.08, 5,454,269.12 and 2,141,530.08 is: 2,955,313.64
Step by Step Solution
- Step 1: Write the proportion equation
3,952,366.08 : 5,454,269.12 = 2,141,530.08 : x - Step 2: Convert to fraction form
3,952,366.08/5,454,269.12 = 2,141,530.08/x - Step 3: Cross multiply
3,952,366.08x = 5,454,269.12 × 2,141,530.08 - Step 4: Simplify right side
3,952,366.08x = 11,680,481,384,895.13 - Step 5: Solve for x
x = 11,680,481,384,895.13/3,952,366.08 - Step 6: Final answer
x = 2,955,313.64
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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.