Finding the Fourth Proportional to 4,446,839.20, 6,676,479.60 and 2,767,223.20
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Solution
The fourth proportional to 4,446,839.20, 6,676,479.60 and 2,767,223.20 is: 4,154,705.94
Step by Step Solution
- Step 1: Write the proportion equation
4,446,839.20 : 6,676,479.60 = 2,767,223.20 : x - Step 2: Convert to fraction form
4,446,839.20/6,676,479.60 = 2,767,223.20/x - Step 3: Cross multiply
4,446,839.20x = 6,676,479.60 × 2,767,223.20 - Step 4: Simplify right side
4,446,839.20x = 18,475,309,243,446.72 - Step 5: Solve for x
x = 18,475,309,243,446.72/4,446,839.20 - Step 6: Final answer
x = 4,154,705.94
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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.