Finding the Fourth Proportional to 2,025,528.88, 2,783,539.38 and 1,931,859.68
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Solution
The fourth proportional to 2,025,528.88, 2,783,539.38 and 1,931,859.68 is: 2,654,816.50
Step by Step Solution
- Step 1: Write the proportion equation
2,025,528.88 : 2,783,539.38 = 1,931,859.68 : x - Step 2: Convert to fraction form
2,025,528.88/2,783,539.38 = 1,931,859.68/x - Step 3: Cross multiply
2,025,528.88x = 2,783,539.38 × 1,931,859.68 - Step 4: Simplify right side
2,025,528.88x = 5,377,407,495,914.20 - Step 5: Solve for x
x = 5,377,407,495,914.20/2,025,528.88 - Step 6: Final answer
x = 2,654,816.50
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.