Finding the Fourth Proportional to 3,434,544.05, 5,151,885.95 and 1,412,525.19
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Solution
The fourth proportional to 3,434,544.05, 5,151,885.95 and 1,412,525.19 is: 2,118,816.53
Step by Step Solution
- Step 1: Write the proportion equation
3,434,544.05 : 5,151,885.95 = 1,412,525.19 : x - Step 2: Convert to fraction form
3,434,544.05/5,151,885.95 = 1,412,525.19/x - Step 3: Cross multiply
3,434,544.05x = 5,151,885.95 × 1,412,525.19 - Step 4: Simplify right side
3,434,544.05x = 7,277,168,703,232.97 - Step 5: Solve for x
x = 7,277,168,703,232.97/3,434,544.05 - Step 6: Final answer
x = 2,118,816.53
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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.