Finding the Fourth Proportional to 2,678,512.40, 3,696,373.97 and 1,454,841.84
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Solution
The fourth proportional to 2,678,512.40, 3,696,373.97 and 1,454,841.84 is: 2,007,696.33
Step by Step Solution
- Step 1: Write the proportion equation
2,678,512.40 : 3,696,373.97 = 1,454,841.84 : x - Step 2: Convert to fraction form
2,678,512.40/3,696,373.97 = 1,454,841.84/x - Step 3: Cross multiply
2,678,512.40x = 3,696,373.97 × 1,454,841.84 - Step 4: Simplify right side
2,678,512.40x = 5,377,639,500,568.70 - Step 5: Solve for x
x = 5,377,639,500,568.70/2,678,512.40 - Step 6: Final answer
x = 2,007,696.33
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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.