Finding the Fourth Proportional to 1,634,171.58, 2,451,651.16 and 512,240.58
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Solution
The fourth proportional to 1,634,171.58, 2,451,651.16 and 512,240.58 is: 768,484.31
Step by Step Solution
- Step 1: Write the proportion equation
1,634,171.58 : 2,451,651.16 = 512,240.58 : x - Step 2: Convert to fraction form
1,634,171.58/2,451,651.16 = 512,240.58/x - Step 3: Cross multiply
1,634,171.58x = 2,451,651.16 × 512,240.58 - Step 4: Simplify right side
1,634,171.58x = 1,255,835,212,156.07 - Step 5: Solve for x
x = 1,255,835,212,156.07/1,634,171.58 - Step 6: Final answer
x = 768,484.31
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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.