Finding the Fourth Proportional to 4,994,486.54, 7,491,733.46 and 1,207,973.06
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Solution
The fourth proportional to 4,994,486.54, 7,491,733.46 and 1,207,973.06 is: 1,811,960.47
Step by Step Solution
- Step 1: Write the proportion equation
4,994,486.54 : 7,491,733.46 = 1,207,973.06 : x - Step 2: Convert to fraction form
4,994,486.54/7,491,733.46 = 1,207,973.06/x - Step 3: Cross multiply
4,994,486.54x = 7,491,733.46 × 1,207,973.06 - Step 4: Simplify right side
4,994,486.54x = 9,049,812,186,340.72 - Step 5: Solve for x
x = 9,049,812,186,340.72/4,994,486.54 - Step 6: Final answer
x = 1,811,960.47
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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.