Finding the Fourth Proportional to 3,336,266.37, 5,004,400.02 and 811,921.62
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Solution
The fourth proportional to 3,336,266.37, 5,004,400.02 and 811,921.62 is: 1,217,882.55
Step by Step Solution
- Step 1: Write the proportion equation
3,336,266.37 : 5,004,400.02 = 811,921.62 : x - Step 2: Convert to fraction form
3,336,266.37/5,004,400.02 = 811,921.62/x - Step 3: Cross multiply
3,336,266.37x = 5,004,400.02 × 811,921.62 - Step 4: Simplify right side
3,336,266.37x = 4,063,180,587,088.23 - Step 5: Solve for x
x = 4,063,180,587,088.23/3,336,266.37 - Step 6: Final answer
x = 1,217,882.55
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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.