Finding the Fourth Proportional to 4,809,839.75, 6,634,385.48 and 3,093,132.23
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Solution
The fourth proportional to 4,809,839.75, 6,634,385.48 and 3,093,132.23 is: 4,266,468.87
Step by Step Solution
- Step 1: Write the proportion equation
4,809,839.75 : 6,634,385.48 = 3,093,132.23 : x - Step 2: Convert to fraction form
4,809,839.75/6,634,385.48 = 3,093,132.23/x - Step 3: Cross multiply
4,809,839.75x = 6,634,385.48 × 3,093,132.23 - Step 4: Simplify right side
4,809,839.75x = 20,521,031,528,992.93 - Step 5: Solve for x
x = 20,521,031,528,992.93/4,809,839.75 - Step 6: Final answer
x = 4,266,468.87
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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.