Finding the Fourth Proportional to 4,552,408.50, 6,282,136.78 and 2,487,494.95
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Solution
The fourth proportional to 4,552,408.50, 6,282,136.78 and 2,487,494.95 is: 3,432,640.88
Step by Step Solution
- Step 1: Write the proportion equation
4,552,408.50 : 6,282,136.78 = 2,487,494.95 : x - Step 2: Convert to fraction form
4,552,408.50/6,282,136.78 = 2,487,494.95/x - Step 3: Cross multiply
4,552,408.50x = 6,282,136.78 × 2,487,494.95 - Step 4: Simplify right side
4,552,408.50x = 15,626,783,515,459.26 - Step 5: Solve for x
x = 15,626,783,515,459.26/4,552,408.50 - Step 6: Final answer
x = 3,432,640.88
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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.