Finding the Fourth Proportional to 3,561,788, 5,342,624.94 and 1,132,905.98
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Solution
The fourth proportional to 3,561,788, 5,342,624.94 and 1,132,905.98 is: 1,699,340.82
Step by Step Solution
- Step 1: Write the proportion equation
3,561,788 : 5,342,624.94 = 1,132,905.98 : x - Step 2: Convert to fraction form
3,561,788/5,342,624.94 = 1,132,905.98/x - Step 3: Cross multiply
3,561,788x = 5,342,624.94 × 1,132,905.98 - Step 4: Simplify right side
3,561,788x = 6,052,691,743,423.14 - Step 5: Solve for x
x = 6,052,691,743,423.14/3,561,788 - Step 6: Final answer
x = 1,699,340.82
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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.