Finding the Fourth Proportional to 2,117,599.62, 3,176,992.35 and 856,312.98
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Solution
The fourth proportional to 2,117,599.62, 3,176,992.35 and 856,312.98 is: 1,284,709.23
Step by Step Solution
- Step 1: Write the proportion equation
2,117,599.62 : 3,176,992.35 = 856,312.98 : x - Step 2: Convert to fraction form
2,117,599.62/3,176,992.35 = 856,312.98/x - Step 3: Cross multiply
2,117,599.62x = 3,176,992.35 × 856,312.98 - Step 4: Simplify right side
2,117,599.62x = 2,720,499,786,665.70 - Step 5: Solve for x
x = 2,720,499,786,665.70/2,117,599.62 - Step 6: Final answer
x = 1,284,709.23
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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.