Finding the Fourth Proportional to 1,668,630.10, 2,302,754.88 and 943,586.29
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Solution
The fourth proportional to 1,668,630.10, 2,302,754.88 and 943,586.29 is: 1,302,174.72
Step by Step Solution
- Step 1: Write the proportion equation
1,668,630.10 : 2,302,754.88 = 943,586.29 : x - Step 2: Convert to fraction form
1,668,630.10/2,302,754.88 = 943,586.29/x - Step 3: Cross multiply
1,668,630.10x = 2,302,754.88 × 943,586.29 - Step 4: Simplify right side
1,668,630.10x = 2,172,847,933,998.60 - Step 5: Solve for x
x = 2,172,847,933,998.60/1,668,630.10 - Step 6: Final answer
x = 1,302,174.72
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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.