Finding the Fourth Proportional to 5,542,583.60, 8,316,640.20 and 3,148,266.80
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Solution
The fourth proportional to 5,542,583.60, 8,316,640.20 and 3,148,266.80 is: 4,723,970.65
Step by Step Solution
- Step 1: Write the proportion equation
5,542,583.60 : 8,316,640.20 = 3,148,266.80 : x - Step 2: Convert to fraction form
5,542,583.60/8,316,640.20 = 3,148,266.80/x - Step 3: Cross multiply
5,542,583.60x = 8,316,640.20 × 3,148,266.80 - Step 4: Simplify right side
5,542,583.60x = 26,183,002,229,205.36 - Step 5: Solve for x
x = 26,183,002,229,205.36/5,542,583.60 - Step 6: Final answer
x = 4,723,970.65
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1.5x scale
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.