Finding the Fourth Proportional to 3,148,711.80, 4,716,069.30 and 2,728,807.80
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Solution
The fourth proportional to 3,148,711.80, 4,716,069.30 and 2,728,807.80 is: 4,087,146.59
Step by Step Solution
- Step 1: Write the proportion equation
3,148,711.80 : 4,716,069.30 = 2,728,807.80 : x - Step 2: Convert to fraction form
3,148,711.80/4,716,069.30 = 2,728,807.80/x - Step 3: Cross multiply
3,148,711.80x = 4,716,069.30 × 2,728,807.80 - Step 4: Simplify right side
3,148,711.80x = 12,869,246,691,180.54 - Step 5: Solve for x
x = 12,869,246,691,180.54/3,148,711.80 - Step 6: Final answer
x = 4,087,146.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.