Finding the Fourth Proportional to 4,986,134.32, 6,880,865.22 and 2,694,294.94
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Solution
The fourth proportional to 4,986,134.32, 6,880,865.22 and 2,694,294.94 is: 3,718,126.94
Step by Step Solution
- Step 1: Write the proportion equation
4,986,134.32 : 6,880,865.22 = 2,694,294.94 : x - Step 2: Convert to fraction form
4,986,134.32/6,880,865.22 = 2,694,294.94/x - Step 3: Cross multiply
4,986,134.32x = 6,880,865.22 × 2,694,294.94 - Step 4: Simplify right side
4,986,134.32x = 18,539,080,345,067.98 - Step 5: Solve for x
x = 18,539,080,345,067.98/4,986,134.32 - Step 6: Final answer
x = 3,718,126.94
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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.