Finding the Fourth Proportional to 3,296,101.20, 4,940,215.20 and 1,377,008.70
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Solution
The fourth proportional to 3,296,101.20, 4,940,215.20 and 1,377,008.70 is: 2,063,868.46
Step by Step Solution
- Step 1: Write the proportion equation
3,296,101.20 : 4,940,215.20 = 1,377,008.70 : x - Step 2: Convert to fraction form
3,296,101.20/4,940,215.20 = 1,377,008.70/x - Step 3: Cross multiply
3,296,101.20x = 4,940,215.20 × 1,377,008.70 - Step 4: Simplify right side
3,296,101.20x = 6,802,719,310,272.24 - Step 5: Solve for x
x = 6,802,719,310,272.24/3,296,101.20 - Step 6: Final answer
x = 2,063,868.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.