Finding the Fourth Proportional to 3,276,519.42, 4,521,617.76 and 1,826,306.79
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Solution
The fourth proportional to 3,276,519.42, 4,521,617.76 and 1,826,306.79 is: 2,520,315.05
Step by Step Solution
- Step 1: Write the proportion equation
3,276,519.42 : 4,521,617.76 = 1,826,306.79 : x - Step 2: Convert to fraction form
3,276,519.42/4,521,617.76 = 1,826,306.79/x - Step 3: Cross multiply
3,276,519.42x = 4,521,617.76 × 1,826,306.79 - Step 4: Simplify right side
3,276,519.42x = 8,257,861,216,872.59 - Step 5: Solve for x
x = 8,257,861,216,872.59/3,276,519.42 - Step 6: Final answer
x = 2,520,315.05
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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.