Finding the Fourth Proportional to 4,328,648.80, 5,973,711.18 and 2,394,877.90
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Solution
The fourth proportional to 4,328,648.80, 5,973,711.18 and 2,394,877.90 is: 3,305,028.79
Step by Step Solution
- Step 1: Write the proportion equation
4,328,648.80 : 5,973,711.18 = 2,394,877.90 : x - Step 2: Convert to fraction form
4,328,648.80/5,973,711.18 = 2,394,877.90/x - Step 3: Cross multiply
4,328,648.80x = 5,973,711.18 × 2,394,877.90 - Step 4: Simplify right side
4,328,648.80x = 14,306,308,885,964.92 - Step 5: Solve for x
x = 14,306,308,885,964.92/4,328,648.80 - Step 6: Final answer
x = 3,305,028.79
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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.