Finding the Fourth Proportional to 4,093,572.40, 6,142,429.08 and 2,728,277.68
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Solution
The fourth proportional to 4,093,572.40, 6,142,429.08 and 2,728,277.68 is: 4,093,796.45
Step by Step Solution
- Step 1: Write the proportion equation
4,093,572.40 : 6,142,429.08 = 2,728,277.68 : x - Step 2: Convert to fraction form
4,093,572.40/6,142,429.08 = 2,728,277.68/x - Step 3: Cross multiply
4,093,572.40x = 6,142,429.08 × 2,728,277.68 - Step 4: Simplify right side
4,093,572.40x = 16,758,252,159,946.94 - Step 5: Solve for x
x = 16,758,252,159,946.94/4,093,572.40 - Step 6: Final answer
x = 4,093,796.45
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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.