Finding the Fourth Proportional to 4,816,838.97, 7,225,282.60 and 1,222,606.99
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Solution
The fourth proportional to 4,816,838.97, 7,225,282.60 and 1,222,606.99 is: 1,833,916.61
Step by Step Solution
- Step 1: Write the proportion equation
4,816,838.97 : 7,225,282.60 = 1,222,606.99 : x - Step 2: Convert to fraction form
4,816,838.97/7,225,282.60 = 1,222,606.99/x - Step 3: Cross multiply
4,816,838.97x = 7,225,282.60 × 1,222,606.99 - Step 4: Simplify right side
4,816,838.97x = 8,833,681,011,485.37 - Step 5: Solve for x
x = 8,833,681,011,485.37/4,816,838.97 - Step 6: Final answer
x = 1,833,916.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.