Finding the Fourth Proportional to 3,266,408.78, 4,899,294.85 and 991,952.88
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Solution
The fourth proportional to 3,266,408.78, 4,899,294.85 and 991,952.88 is: 1,487,832.64
Step by Step Solution
- Step 1: Write the proportion equation
3,266,408.78 : 4,899,294.85 = 991,952.88 : x - Step 2: Convert to fraction form
3,266,408.78/4,899,294.85 = 991,952.88/x - Step 3: Cross multiply
3,266,408.78x = 4,899,294.85 × 991,952.88 - Step 4: Simplify right side
3,266,408.78x = 4,859,869,609,450.31 - Step 5: Solve for x
x = 4,859,869,609,450.31/3,266,408.78 - Step 6: Final answer
x = 1,487,832.64
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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.