Finding the Fourth Proportional to 5,427,880.75, 8,145,553.61 and 1,882,024.75
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Solution
The fourth proportional to 5,427,880.75, 8,145,553.61 and 1,882,024.75 is: 2,824,331.30
Step by Step Solution
- Step 1: Write the proportion equation
5,427,880.75 : 8,145,553.61 = 1,882,024.75 : x - Step 2: Convert to fraction form
5,427,880.75/8,145,553.61 = 1,882,024.75/x - Step 3: Cross multiply
5,427,880.75x = 8,145,553.61 × 1,882,024.75 - Step 4: Simplify right side
5,427,880.75x = 15,330,133,496,471.85 - Step 5: Solve for x
x = 15,330,133,496,471.85/5,427,880.75 - Step 6: Final answer
x = 2,824,331.30
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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.