Finding the Fourth Proportional to 3,295,930.80, 4,943,896.20 and 2,729,060.40
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Solution
The fourth proportional to 3,295,930.80, 4,943,896.20 and 2,729,060.40 is: 4,093,590.60
Step by Step Solution
- Step 1: Write the proportion equation
3,295,930.80 : 4,943,896.20 = 2,729,060.40 : x - Step 2: Convert to fraction form
3,295,930.80/4,943,896.20 = 2,729,060.40/x - Step 3: Cross multiply
3,295,930.80x = 4,943,896.20 × 2,729,060.40 - Step 4: Simplify right side
3,295,930.80x = 13,492,191,341,130.48 - Step 5: Solve for x
x = 13,492,191,341,130.48/3,295,930.80 - Step 6: Final answer
x = 4,093,590.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.