Finding the Fourth Proportional to 4,252,675.20, 5,866,082.69 and 2,722,125.12
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Solution
The fourth proportional to 4,252,675.20, 5,866,082.69 and 2,722,125.12 is: 3,754,862.59
Step by Step Solution
- Step 1: Write the proportion equation
4,252,675.20 : 5,866,082.69 = 2,722,125.12 : x - Step 2: Convert to fraction form
4,252,675.20/5,866,082.69 = 2,722,125.12/x - Step 3: Cross multiply
4,252,675.20x = 5,866,082.69 × 2,722,125.12 - Step 4: Simplify right side
4,252,675.20x = 15,968,211,032,835.55 - Step 5: Solve for x
x = 15,968,211,032,835.55/4,252,675.20 - Step 6: Final answer
x = 3,754,862.59
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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.