Finding the Fourth Proportional to 5,324,283.44, 7,983,228.49 and 2,442,039.78
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Solution
The fourth proportional to 5,324,283.44, 7,983,228.49 and 2,442,039.78 is: 3,661,593.48
Step by Step Solution
- Step 1: Write the proportion equation
5,324,283.44 : 7,983,228.49 = 2,442,039.78 : x - Step 2: Convert to fraction form
5,324,283.44/7,983,228.49 = 2,442,039.78/x - Step 3: Cross multiply
5,324,283.44x = 7,983,228.49 × 2,442,039.78 - Step 4: Simplify right side
5,324,283.44x = 19,495,361,545,409.33 - Step 5: Solve for x
x = 19,495,361,545,409.33/5,324,283.44 - Step 6: Final answer
x = 3,661,593.48
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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.