Finding the Fourth Proportional to 2,450,891.80, 3,676,337.70 and 1,252,415.80
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Solution
The fourth proportional to 2,450,891.80, 3,676,337.70 and 1,252,415.80 is: 1,878,623.70
Step by Step Solution
- Step 1: Write the proportion equation
2,450,891.80 : 3,676,337.70 = 1,252,415.80 : x - Step 2: Convert to fraction form
2,450,891.80/3,676,337.70 = 1,252,415.80/x - Step 3: Cross multiply
2,450,891.80x = 3,676,337.70 × 1,252,415.80 - Step 4: Simplify right side
2,450,891.80x = 4,604,303,421,615.66 - Step 5: Solve for x
x = 4,604,303,421,615.66/2,450,891.80 - Step 6: Final answer
x = 1,878,623.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.