Finding the Fourth Proportional to 3,198,729, 4,798,934.68 and 1,149,596.52
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Solution
The fourth proportional to 3,198,729, 4,798,934.68 and 1,149,596.52 is: 1,724,697.09
Step by Step Solution
- Step 1: Write the proportion equation
3,198,729 : 4,798,934.68 = 1,149,596.52 : x - Step 2: Convert to fraction form
3,198,729/4,798,934.68 = 1,149,596.52/x - Step 3: Cross multiply
3,198,729x = 4,798,934.68 × 1,149,596.52 - Step 4: Simplify right side
3,198,729x = 5,516,838,607,835.31 - Step 5: Solve for x
x = 5,516,838,607,835.31/3,198,729 - Step 6: Final answer
x = 1,724,697.09
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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.