Finding the Fourth Proportional to 1,018,794.92, 1,528,104.34 and 344,861.80
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Solution
The fourth proportional to 1,018,794.92, 1,528,104.34 and 344,861.80 is: 517,262.90
Step by Step Solution
- Step 1: Write the proportion equation
1,018,794.92 : 1,528,104.34 = 344,861.80 : x - Step 2: Convert to fraction form
1,018,794.92/1,528,104.34 = 344,861.80/x - Step 3: Cross multiply
1,018,794.92x = 1,528,104.34 × 344,861.80 - Step 4: Simplify right side
1,018,794.92x = 526,984,813,280.21 - Step 5: Solve for x
x = 526,984,813,280.21/1,018,794.92 - Step 6: Final answer
x = 517,262.90
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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.