Finding the Fourth Proportional to 3,377,566.68, 4,656,408.71 and 2,136,559.61
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Solution
The fourth proportional to 3,377,566.68, 4,656,408.71 and 2,136,559.61 is: 2,945,521.35
Step by Step Solution
- Step 1: Write the proportion equation
3,377,566.68 : 4,656,408.71 = 2,136,559.61 : x - Step 2: Convert to fraction form
3,377,566.68/4,656,408.71 = 2,136,559.61/x - Step 3: Cross multiply
3,377,566.68x = 4,656,408.71 × 2,136,559.61 - Step 4: Simplify right side
3,377,566.68x = 9,948,694,777,438.20 - Step 5: Solve for x
x = 9,948,694,777,438.20/3,377,566.68 - Step 6: Final answer
x = 2,945,521.35
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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.