Finding the Fourth Proportional to 2,119,083.66, 3,180,038.84 and 771,245.88
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Solution
The fourth proportional to 2,119,083.66, 3,180,038.84 and 771,245.88 is: 1,157,383.21
Step by Step Solution
- Step 1: Write the proportion equation
2,119,083.66 : 3,180,038.84 = 771,245.88 : x - Step 2: Convert to fraction form
2,119,083.66/3,180,038.84 = 771,245.88/x - Step 3: Cross multiply
2,119,083.66x = 3,180,038.84 × 771,245.88 - Step 4: Simplify right side
2,119,083.66x = 2,452,591,853,589.98 - Step 5: Solve for x
x = 2,452,591,853,589.98/2,119,083.66 - Step 6: Final answer
x = 1,157,383.21
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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.