Finding the Fourth Proportional to 4,674,153.99, 7,010,528.04 and 1,478,864.37
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Solution
The fourth proportional to 4,674,153.99, 7,010,528.04 and 1,478,864.37 is: 2,218,074.15
Step by Step Solution
- Step 1: Write the proportion equation
4,674,153.99 : 7,010,528.04 = 1,478,864.37 : x - Step 2: Convert to fraction form
4,674,153.99/7,010,528.04 = 1,478,864.37/x - Step 3: Cross multiply
4,674,153.99x = 7,010,528.04 × 1,478,864.37 - Step 4: Simplify right side
4,674,153.99x = 10,367,620,133,241.94 - Step 5: Solve for x
x = 10,367,620,133,241.94/4,674,153.99 - Step 6: Final answer
x = 2,218,074.15
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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.