Finding the Fourth Proportional to 2,520,639.58, 3,780,939.94 and 627,368.26
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Solution
The fourth proportional to 2,520,639.58, 3,780,939.94 and 627,368.26 is: 941,047.55
Step by Step Solution
- Step 1: Write the proportion equation
2,520,639.58 : 3,780,939.94 = 627,368.26 : x - Step 2: Convert to fraction form
2,520,639.58/3,780,939.94 = 627,368.26/x - Step 3: Cross multiply
2,520,639.58x = 3,780,939.94 × 627,368.26 - Step 4: Simplify right side
2,520,639.58x = 2,372,041,711,322.30 - Step 5: Solve for x
x = 2,372,041,711,322.30/2,520,639.58 - Step 6: Final answer
x = 941,047.55
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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.