Finding the Fourth Proportional to 3,369,916.20, 5,044,376.70 and 2,425,132.20
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Solution
The fourth proportional to 3,369,916.20, 5,044,376.70 and 2,425,132.20 is: 3,630,143.79
Step by Step Solution
- Step 1: Write the proportion equation
3,369,916.20 : 5,044,376.70 = 2,425,132.20 : x - Step 2: Convert to fraction form
3,369,916.20/5,044,376.70 = 2,425,132.20/x - Step 3: Cross multiply
3,369,916.20x = 5,044,376.70 × 2,425,132.20 - Step 4: Simplify right side
3,369,916.20x = 12,233,280,364,099.74 - Step 5: Solve for x
x = 12,233,280,364,099.74/3,369,916.20 - Step 6: Final answer
x = 3,630,143.79
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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.