Finding the Fourth Proportional to 4,023,445.80, 5,551,935.30 and 2,304,638.76
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Solution
The fourth proportional to 4,023,445.80, 5,551,935.30 and 2,304,638.76 is: 3,180,160.97
Step by Step Solution
- Step 1: Write the proportion equation
4,023,445.80 : 5,551,935.30 = 2,304,638.76 : x - Step 2: Convert to fraction form
4,023,445.80/5,551,935.30 = 2,304,638.76/x - Step 3: Cross multiply
4,023,445.80x = 5,551,935.30 × 2,304,638.76 - Step 4: Simplify right side
4,023,445.80x = 12,795,205,285,392.23 - Step 5: Solve for x
x = 12,795,205,285,392.23/4,023,445.80 - Step 6: Final answer
x = 3,180,160.97
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1.5x scale
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.