Finding the Fourth Proportional to 1,629,400.40, 2,444,975.40 and 682,866.80
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Solution
The fourth proportional to 1,629,400.40, 2,444,975.40 and 682,866.80 is: 1,024,666.82
Step by Step Solution
- Step 1: Write the proportion equation
1,629,400.40 : 2,444,975.40 = 682,866.80 : x - Step 2: Convert to fraction form
1,629,400.40/2,444,975.40 = 682,866.80/x - Step 3: Cross multiply
1,629,400.40x = 2,444,975.40 × 682,866.80 - Step 4: Simplify right side
1,629,400.40x = 1,669,592,527,476.72 - Step 5: Solve for x
x = 1,669,592,527,476.72/1,629,400.40 - Step 6: Final answer
x = 1,024,666.82
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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.