Finding the Fourth Proportional to 1,117,244.92, 1,676,698.84 and 548,931.10
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Solution
The fourth proportional to 1,117,244.92, 1,676,698.84 and 548,931.10 is: 823,805.17
Step by Step Solution
- Step 1: Write the proportion equation
1,117,244.92 : 1,676,698.84 = 548,931.10 : x - Step 2: Convert to fraction form
1,117,244.92/1,676,698.84 = 548,931.10/x - Step 3: Cross multiply
1,117,244.92x = 1,676,698.84 × 548,931.10 - Step 4: Simplify right side
1,117,244.92x = 920,392,138,609.92 - Step 5: Solve for x
x = 920,392,138,609.92/1,117,244.92 - Step 6: Final answer
x = 823,805.17
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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.