Finding the Fourth Proportional to 1,025,569.20, 1,539,738.90 and 599,541.60
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Solution
The fourth proportional to 1,025,569.20, 1,539,738.90 and 599,541.60 is: 900,122.12
Step by Step Solution
- Step 1: Write the proportion equation
1,025,569.20 : 1,539,738.90 = 599,541.60 : x - Step 2: Convert to fraction form
1,025,569.20/1,539,738.90 = 599,541.60/x - Step 3: Cross multiply
1,025,569.20x = 1,539,738.90 × 599,541.60 - Step 4: Simplify right side
1,025,569.20x = 923,137,523,688.24 - Step 5: Solve for x
x = 923,137,523,688.24/1,025,569.20 - Step 6: Final answer
x = 900,122.12
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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.