Finding the Fourth Proportional to 2,420,534.72, 3,334,186.32 and 1,846,578.44
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Solution
The fourth proportional to 2,420,534.72, 3,334,186.32 and 1,846,578.44 is: 2,543,585.32
Step by Step Solution
- Step 1: Write the proportion equation
2,420,534.72 : 3,334,186.32 = 1,846,578.44 : x - Step 2: Convert to fraction form
2,420,534.72/3,334,186.32 = 1,846,578.44/x - Step 3: Cross multiply
2,420,534.72x = 3,334,186.32 × 1,846,578.44 - Step 4: Simplify right side
2,420,534.72x = 6,156,836,573,454.94 - Step 5: Solve for x
x = 6,156,836,573,454.94/2,420,534.72 - Step 6: Final answer
x = 2,543,585.32
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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.