Finding the Fourth Proportional to 4,793,051.25, 6,614,455.77 and 2,727,965.56
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Solution
The fourth proportional to 4,793,051.25, 6,614,455.77 and 2,727,965.56 is: 3,764,618.11
Step by Step Solution
- Step 1: Write the proportion equation
4,793,051.25 : 6,614,455.77 = 2,727,965.56 : x - Step 2: Convert to fraction form
4,793,051.25/6,614,455.77 = 2,727,965.56/x - Step 3: Cross multiply
4,793,051.25x = 6,614,455.77 × 2,727,965.56 - Step 4: Simplify right side
4,793,051.25x = 18,044,007,538,703.28 - Step 5: Solve for x
x = 18,044,007,538,703.28/4,793,051.25 - Step 6: Final answer
x = 3,764,618.11
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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.