Finding the Fourth Proportional to 4,888,838.14, 6,747,836.78 and 3,340,726.45
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Solution
The fourth proportional to 4,888,838.14, 6,747,836.78 and 3,340,726.45 is: 4,611,049.94
Step by Step Solution
- Step 1: Write the proportion equation
4,888,838.14 : 6,747,836.78 = 3,340,726.45 : x - Step 2: Convert to fraction form
4,888,838.14/6,747,836.78 = 3,340,726.45/x - Step 3: Cross multiply
4,888,838.14x = 6,747,836.78 × 3,340,726.45 - Step 4: Simplify right side
4,888,838.14x = 22,542,676,811,228.83 - Step 5: Solve for x
x = 22,542,676,811,228.83/4,888,838.14 - Step 6: Final answer
x = 4,611,049.94
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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.