Finding the Fourth Proportional to 3,596,302.20, 4,962,994.43 and 2,146,838.88
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Solution
The fourth proportional to 3,596,302.20, 4,962,994.43 and 2,146,838.88 is: 2,962,695.79
Step by Step Solution
- Step 1: Write the proportion equation
3,596,302.20 : 4,962,994.43 = 2,146,838.88 : x - Step 2: Convert to fraction form
3,596,302.20/4,962,994.43 = 2,146,838.88/x - Step 3: Cross multiply
3,596,302.20x = 4,962,994.43 × 2,146,838.88 - Step 4: Simplify right side
3,596,302.20x = 10,654,749,403,547.44 - Step 5: Solve for x
x = 10,654,749,403,547.44/3,596,302.20 - Step 6: Final answer
x = 2,962,695.79
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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.