Finding the Fourth Proportional to 1,323,048.81, 1,985,229.27 and 524,312.67
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Solution
The fourth proportional to 1,323,048.81, 1,985,229.27 and 524,312.67 is: 786,728.99
Step by Step Solution
- Step 1: Write the proportion equation
1,323,048.81 : 1,985,229.27 = 524,312.67 : x - Step 2: Convert to fraction form
1,323,048.81/1,985,229.27 = 524,312.67/x - Step 3: Cross multiply
1,323,048.81x = 1,985,229.27 × 524,312.67 - Step 4: Simplify right side
1,323,048.81x = 1,040,880,859,115.85 - Step 5: Solve for x
x = 1,040,880,859,115.85/1,323,048.81 - Step 6: Final answer
x = 786,728.99
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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.