Finding the Fourth Proportional to 1,613,926.44, 2,420,889.12 and 534,148.92
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Solution
The fourth proportional to 1,613,926.44, 2,420,889.12 and 534,148.92 is: 801,223.20
Step by Step Solution
- Step 1: Write the proportion equation
1,613,926.44 : 2,420,889.12 = 534,148.92 : x - Step 2: Convert to fraction form
1,613,926.44/2,420,889.12 = 534,148.92/x - Step 3: Cross multiply
1,613,926.44x = 2,420,889.12 × 534,148.92 - Step 4: Simplify right side
1,613,926.44x = 1,293,115,308,887.75 - Step 5: Solve for x
x = 1,293,115,308,887.75/1,613,926.44 - Step 6: Final answer
x = 801,223.20
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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.