Finding the Fourth Proportional to 4,328,636.79, 5,973,694.61 and 2,394,865.88
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Solution
The fourth proportional to 4,328,636.79, 5,973,694.61 and 2,394,865.88 is: 3,305,012.20
Step by Step Solution
- Step 1: Write the proportion equation
4,328,636.79 : 5,973,694.61 = 2,394,865.88 : x - Step 2: Convert to fraction form
4,328,636.79/5,973,694.61 = 2,394,865.88/x - Step 3: Cross multiply
4,328,636.79x = 5,973,694.61 × 2,394,865.88 - Step 4: Simplify right side
4,328,636.79x = 14,306,197,399,028.91 - Step 5: Solve for x
x = 14,306,197,399,028.91/4,328,636.79 - Step 6: Final answer
x = 3,305,012.20
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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.