Finding the Fourth Proportional to 3,653,366.95, 5,041,521.84 and 2,021,843.08
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Solution
The fourth proportional to 3,653,366.95, 5,041,521.84 and 2,021,843.08 is: 2,790,074.52
Step by Step Solution
- Step 1: Write the proportion equation
3,653,366.95 : 5,041,521.84 = 2,021,843.08 : x - Step 2: Convert to fraction form
3,653,366.95/5,041,521.84 = 2,021,843.08/x - Step 3: Cross multiply
3,653,366.95x = 5,041,521.84 × 2,021,843.08 - Step 4: Simplify right side
3,653,366.95x = 10,193,166,044,872.87 - Step 5: Solve for x
x = 10,193,166,044,872.87/3,653,366.95 - Step 6: Final answer
x = 2,790,074.52
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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.