Finding the Fourth Proportional to 1,874,671.63, 2,816,493.53 and 1,202,070.71
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Solution
The fourth proportional to 1,874,671.63, 2,816,493.53 and 1,202,070.71 is: 1,805,982.62
Step by Step Solution
- Step 1: Write the proportion equation
1,874,671.63 : 2,816,493.53 = 1,202,070.71 : x - Step 2: Convert to fraction form
1,874,671.63/2,816,493.53 = 1,202,070.71/x - Step 3: Cross multiply
1,874,671.63x = 2,816,493.53 × 1,202,070.71 - Step 4: Simplify right side
1,874,671.63x = 3,385,624,378,348.39 - Step 5: Solve for x
x = 3,385,624,378,348.39/1,874,671.63 - Step 6: Final answer
x = 1,805,982.62
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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.