Finding the Fourth Proportional to 4,202,148.18, 6,305,190.57 and 2,071,070.58
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Solution
The fourth proportional to 4,202,148.18, 6,305,190.57 and 2,071,070.58 is: 3,107,575.97
Step by Step Solution
- Step 1: Write the proportion equation
4,202,148.18 : 6,305,190.57 = 2,071,070.58 : x - Step 2: Convert to fraction form
4,202,148.18/6,305,190.57 = 2,071,070.58/x - Step 3: Cross multiply
4,202,148.18x = 6,305,190.57 × 2,071,070.58 - Step 4: Simplify right side
4,202,148.18x = 13,058,494,690,820.43 - Step 5: Solve for x
x = 13,058,494,690,820.43/4,202,148.18 - Step 6: Final answer
x = 3,107,575.97
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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.