Finding the Fourth Proportional to 2,156,767.08, 3,232,690.62 and 1,347,523.60
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Solution
The fourth proportional to 2,156,767.08, 3,232,690.62 and 1,347,523.60 is: 2,019,748.42
Step by Step Solution
- Step 1: Write the proportion equation
2,156,767.08 : 3,232,690.62 = 1,347,523.60 : x - Step 2: Convert to fraction form
2,156,767.08/3,232,690.62 = 1,347,523.60/x - Step 3: Cross multiply
2,156,767.08x = 3,232,690.62 × 1,347,523.60 - Step 4: Simplify right side
2,156,767.08x = 4,356,126,906,622.47 - Step 5: Solve for x
x = 4,356,126,906,622.47/2,156,767.08 - Step 6: Final answer
x = 2,019,748.42
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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.