Finding the Fourth Proportional to 1,536,809.10, 2,305,181.34 and 512,213.58
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Solution
The fourth proportional to 1,536,809.10, 2,305,181.34 and 512,213.58 is: 768,309.60
Step by Step Solution
- Step 1: Write the proportion equation
1,536,809.10 : 2,305,181.34 = 512,213.58 : x - Step 2: Convert to fraction form
1,536,809.10/2,305,181.34 = 512,213.58/x - Step 3: Cross multiply
1,536,809.10x = 2,305,181.34 × 512,213.58 - Step 4: Simplify right side
1,536,809.10x = 1,180,745,186,710.60 - Step 5: Solve for x
x = 1,180,745,186,710.60/1,536,809.10 - Step 6: Final answer
x = 768,309.60
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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.