Finding the Fourth Proportional to 2,993,102.10, 4,489,653.15 and 2,945,862.90
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Solution
The fourth proportional to 2,993,102.10, 4,489,653.15 and 2,945,862.90 is: 4,418,794.35
Step by Step Solution
- Step 1: Write the proportion equation
2,993,102.10 : 4,489,653.15 = 2,945,862.90 : x - Step 2: Convert to fraction form
2,993,102.10/4,489,653.15 = 2,945,862.90/x - Step 3: Cross multiply
2,993,102.10x = 4,489,653.15 × 2,945,862.90 - Step 4: Simplify right side
2,993,102.10x = 13,225,902,648,453.13 - Step 5: Solve for x
x = 13,225,902,648,453.13/2,993,102.10 - Step 6: Final answer
x = 4,418,794.35
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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.