Finding the Fourth Proportional to 2,544,449.20, 3,816,673.80 and 1,284,737.20
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Solution
The fourth proportional to 2,544,449.20, 3,816,673.80 and 1,284,737.20 is: 1,927,105.80
Step by Step Solution
- Step 1: Write the proportion equation
2,544,449.20 : 3,816,673.80 = 1,284,737.20 : x - Step 2: Convert to fraction form
2,544,449.20/3,816,673.80 = 1,284,737.20/x - Step 3: Cross multiply
2,544,449.20x = 3,816,673.80 × 1,284,737.20 - Step 4: Simplify right side
2,544,449.20x = 4,903,422,811,125.36 - Step 5: Solve for x
x = 4,903,422,811,125.36/2,544,449.20 - Step 6: Final answer
x = 1,927,105.80
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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.