Finding the Fourth Proportional to 4,490,776.70, 6,197,274.11 and 2,425,792.17
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Solution
The fourth proportional to 4,490,776.70, 6,197,274.11 and 2,425,792.17 is: 3,347,594.42
Step by Step Solution
- Step 1: Write the proportion equation
4,490,776.70 : 6,197,274.11 = 2,425,792.17 : x - Step 2: Convert to fraction form
4,490,776.70/6,197,274.11 = 2,425,792.17/x - Step 3: Cross multiply
4,490,776.70x = 6,197,274.11 × 2,425,792.17 - Step 4: Simplify right side
4,490,776.70x = 15,033,299,017,446.20 - Step 5: Solve for x
x = 15,033,299,017,446.20/4,490,776.70 - Step 6: Final answer
x = 3,347,594.42
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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.