Finding the Fourth Proportional to 1,512,084.80, 2,266,053.60 and 1,232,148.80
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Solution
The fourth proportional to 1,512,084.80, 2,266,053.60 and 1,232,148.80 is: 1,846,533.49
Step by Step Solution
- Step 1: Write the proportion equation
1,512,084.80 : 2,266,053.60 = 1,232,148.80 : x - Step 2: Convert to fraction form
1,512,084.80/2,266,053.60 = 1,232,148.80/x - Step 3: Cross multiply
1,512,084.80x = 2,266,053.60 × 1,232,148.80 - Step 4: Simplify right side
1,512,084.80x = 2,792,115,223,975.68 - Step 5: Solve for x
x = 2,792,115,223,975.68/1,512,084.80 - Step 6: Final answer
x = 1,846,533.49
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1.5x scale
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.