Finding the Fourth Proportional to 2,372,378.10, 3,273,936.75 and 1,353,877.62
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Solution
The fourth proportional to 2,372,378.10, 3,273,936.75 and 1,353,877.62 is: 1,868,382.49
Step by Step Solution
- Step 1: Write the proportion equation
2,372,378.10 : 3,273,936.75 = 1,353,877.62 : x - Step 2: Convert to fraction form
2,372,378.10/3,273,936.75 = 1,353,877.62/x - Step 3: Cross multiply
2,372,378.10x = 3,273,936.75 × 1,353,877.62 - Step 4: Simplify right side
2,372,378.10x = 4,432,509,695,120.54 - Step 5: Solve for x
x = 4,432,509,695,120.54/2,372,378.10 - Step 6: Final answer
x = 1,868,382.49
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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.