Finding the Fourth Proportional to 3,328,601.86, 4,993,045.14 and 1,307,283.94
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Solution
The fourth proportional to 3,328,601.86, 4,993,045.14 and 1,307,283.94 is: 1,960,981.82
Step by Step Solution
- Step 1: Write the proportion equation
3,328,601.86 : 4,993,045.14 = 1,307,283.94 : x - Step 2: Convert to fraction form
3,328,601.86/4,993,045.14 = 1,307,283.94/x - Step 3: Cross multiply
3,328,601.86x = 4,993,045.14 × 1,307,283.94 - Step 4: Simplify right side
3,328,601.86x = 6,527,327,723,217.05 - Step 5: Solve for x
x = 6,527,327,723,217.05/3,328,601.86 - Step 6: Final answer
x = 1,960,981.82
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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.