Finding the Fourth Proportional to 3,519,701.44, 4,857,187.98 and 1,910,069.44
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Solution
The fourth proportional to 3,519,701.44, 4,857,187.98 and 1,910,069.44 is: 2,635,895.82
Step by Step Solution
- Step 1: Write the proportion equation
3,519,701.44 : 4,857,187.98 = 1,910,069.44 : x - Step 2: Convert to fraction form
3,519,701.44/4,857,187.98 = 1,910,069.44/x - Step 3: Cross multiply
3,519,701.44x = 4,857,187.98 × 1,910,069.44 - Step 4: Simplify right side
3,519,701.44x = 9,277,566,319,953.12 - Step 5: Solve for x
x = 9,277,566,319,953.12/3,519,701.44 - Step 6: Final answer
x = 2,635,895.82
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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.