Finding the Fourth Proportional to 2,549,035.11, 3,517,761.26 and 1,387,425.22
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Solution
The fourth proportional to 2,549,035.11, 3,517,761.26 and 1,387,425.22 is: 1,914,697.32
Step by Step Solution
- Step 1: Write the proportion equation
2,549,035.11 : 3,517,761.26 = 1,387,425.22 : x - Step 2: Convert to fraction form
2,549,035.11/3,517,761.26 = 1,387,425.22/x - Step 3: Cross multiply
2,549,035.11x = 3,517,761.26 × 1,387,425.22 - Step 4: Simplify right side
2,549,035.11x = 4,880,630,690,062.98 - Step 5: Solve for x
x = 4,880,630,690,062.98/2,549,035.11 - Step 6: Final answer
x = 1,914,697.32
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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.