Finding the Fourth Proportional to 4,088,491.80, 5,642,119.17 and 2,370,608.70
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Solution
The fourth proportional to 4,088,491.80, 5,642,119.17 and 2,370,608.70 is: 3,271,440.29
Step by Step Solution
- Step 1: Write the proportion equation
4,088,491.80 : 5,642,119.17 = 2,370,608.70 : x - Step 2: Convert to fraction form
4,088,491.80/5,642,119.17 = 2,370,608.70/x - Step 3: Cross multiply
4,088,491.80x = 5,642,119.17 × 2,370,608.70 - Step 4: Simplify right side
4,088,491.80x = 13,375,256,790,838.78 - Step 5: Solve for x
x = 13,375,256,790,838.78/4,088,491.80 - Step 6: Final answer
x = 3,271,440.29
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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.