Finding the Fourth Proportional to 4,086,376.01, 5,639,198.87 and 2,368,492.98
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Solution
The fourth proportional to 4,086,376.01, 5,639,198.87 and 2,368,492.98 is: 3,268,520.30
Step by Step Solution
- Step 1: Write the proportion equation
4,086,376.01 : 5,639,198.87 = 2,368,492.98 : x - Step 2: Convert to fraction form
4,086,376.01/5,639,198.87 = 2,368,492.98/x - Step 3: Cross multiply
4,086,376.01x = 5,639,198.87 × 2,368,492.98 - Step 4: Simplify right side
4,086,376.01x = 13,356,402,936,418.93 - Step 5: Solve for x
x = 13,356,402,936,418.93/4,086,376.01 - Step 6: Final answer
x = 3,268,520.30
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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.