Finding the Fourth Proportional to 5,279,976, 7,286,366.88 and 2,865,528
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Solution
The fourth proportional to 5,279,976, 7,286,366.88 and 2,865,528 is: 3,954,428.64
Step by Step Solution
- Step 1: Write the proportion equation
5,279,976 : 7,286,366.88 = 2,865,528 : x - Step 2: Convert to fraction form
5,279,976/7,286,366.88 = 2,865,528/x - Step 3: Cross multiply
5,279,976x = 7,286,366.88 × 2,865,528 - Step 4: Simplify right side
5,279,976x = 20,879,288,312,912.64 - Step 5: Solve for x
x = 20,879,288,312,912.64/5,279,976 - Step 6: Final answer
x = 3,954,428.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.