Finding the Fourth Proportional to 5,463,022.60, 8,194,533.90 and 2,912,105.80
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Solution
The fourth proportional to 5,463,022.60, 8,194,533.90 and 2,912,105.80 is: 4,368,158.70
Step by Step Solution
- Step 1: Write the proportion equation
5,463,022.60 : 8,194,533.90 = 2,912,105.80 : x - Step 2: Convert to fraction form
5,463,022.60/8,194,533.90 = 2,912,105.80/x - Step 3: Cross multiply
5,463,022.60x = 8,194,533.90 × 2,912,105.80 - Step 4: Simplify right side
5,463,022.60x = 23,863,349,698,486.62 - Step 5: Solve for x
x = 23,863,349,698,486.62/5,463,022.60 - Step 6: Final answer
x = 4,368,158.70
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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.