Finding the Fourth Proportional to 3,922,124.97, 5,412,763.68 and 2,953,546.41
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Solution
The fourth proportional to 3,922,124.97, 5,412,763.68 and 2,953,546.41 is: 4,076,068.17
Step by Step Solution
- Step 1: Write the proportion equation
3,922,124.97 : 5,412,763.68 = 2,953,546.41 : x - Step 2: Convert to fraction form
3,922,124.97/5,412,763.68 = 2,953,546.41/x - Step 3: Cross multiply
3,922,124.97x = 5,412,763.68 × 2,953,546.41 - Step 4: Simplify right side
3,922,124.97x = 15,986,848,735,242.39 - Step 5: Solve for x
x = 15,986,848,735,242.39/3,922,124.97 - Step 6: Final answer
x = 4,076,068.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.