Finding the Fourth Proportional to 3,310,508.80, 4,965,763.20 and 2,646,956.80
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Solution
The fourth proportional to 3,310,508.80, 4,965,763.20 and 2,646,956.80 is: 3,970,435.20
Step by Step Solution
- Step 1: Write the proportion equation
3,310,508.80 : 4,965,763.20 = 2,646,956.80 : x - Step 2: Convert to fraction form
3,310,508.80/4,965,763.20 = 2,646,956.80/x - Step 3: Cross multiply
3,310,508.80x = 4,965,763.20 × 2,646,956.80 - Step 4: Simplify right side
3,310,508.80x = 13,144,160,669,429.76 - Step 5: Solve for x
x = 13,144,160,669,429.76/3,310,508.80 - Step 6: Final answer
x = 3,970,435.20
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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.