Finding the Fourth Proportional to 4,289,589.65, 6,434,380.80 and 1,094,716.17
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Solution
The fourth proportional to 4,289,589.65, 6,434,380.80 and 1,094,716.17 is: 1,642,073.32
Step by Step Solution
- Step 1: Write the proportion equation
4,289,589.65 : 6,434,380.80 = 1,094,716.17 : x - Step 2: Convert to fraction form
4,289,589.65/6,434,380.80 = 1,094,716.17/x - Step 3: Cross multiply
4,289,589.65x = 6,434,380.80 × 1,094,716.17 - Step 4: Simplify right side
4,289,589.65x = 7,043,820,705,697.54 - Step 5: Solve for x
x = 7,043,820,705,697.54/4,289,589.65 - Step 6: Final answer
x = 1,642,073.32
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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.