Finding the Fourth Proportional to 2,544,797.97, 3,511,824.99 and 1,398,885.30
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Solution
The fourth proportional to 2,544,797.97, 3,511,824.99 and 1,398,885.30 is: 1,930,463.80
Step by Step Solution
- Step 1: Write the proportion equation
2,544,797.97 : 3,511,824.99 = 1,398,885.30 : x - Step 2: Convert to fraction form
2,544,797.97/3,511,824.99 = 1,398,885.30/x - Step 3: Cross multiply
2,544,797.97x = 3,511,824.99 × 1,398,885.30 - Step 4: Simplify right side
2,544,797.97x = 4,912,640,354,683.65 - Step 5: Solve for x
x = 4,912,640,354,683.65/2,544,797.97 - Step 6: Final answer
x = 1,930,463.80
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1.5x scale
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.