Finding the Fourth Proportional to 3,652,526.57, 5,040,635.40 and 2,020,907.52
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Solution
The fourth proportional to 3,652,526.57, 5,040,635.40 and 2,020,907.52 is: 2,788,934.67
Step by Step Solution
- Step 1: Write the proportion equation
3,652,526.57 : 5,040,635.40 = 2,020,907.52 : x - Step 2: Convert to fraction form
3,652,526.57/5,040,635.40 = 2,020,907.52/x - Step 3: Cross multiply
3,652,526.57x = 5,040,635.40 × 2,020,907.52 - Step 4: Simplify right side
3,652,526.57x = 10,186,657,985,438.21 - Step 5: Solve for x
x = 10,186,657,985,438.21/3,652,526.57 - Step 6: Final answer
x = 2,788,934.67
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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.