Finding the Fourth Proportional to 2,592,536.31, 3,579,385.35 and 2,320,135.90
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Solution
The fourth proportional to 2,592,536.31, 3,579,385.35 and 2,320,135.90 is: 3,203,295.71
Step by Step Solution
- Step 1: Write the proportion equation
2,592,536.31 : 3,579,385.35 = 2,320,135.90 : x - Step 2: Convert to fraction form
2,592,536.31/3,579,385.35 = 2,320,135.90/x - Step 3: Cross multiply
2,592,536.31x = 3,579,385.35 × 2,320,135.90 - Step 4: Simplify right side
2,592,536.31x = 8,304,660,450,469.07 - Step 5: Solve for x
x = 8,304,660,450,469.07/2,592,536.31 - Step 6: Final answer
x = 3,203,295.71
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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.