Finding the Fourth Proportional to 4,032,661.80, 6,049,568.70 and 1,192,405.80
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Solution
The fourth proportional to 4,032,661.80, 6,049,568.70 and 1,192,405.80 is: 1,788,779.02
Step by Step Solution
- Step 1: Write the proportion equation
4,032,661.80 : 6,049,568.70 = 1,192,405.80 : x - Step 2: Convert to fraction form
4,032,661.80/6,049,568.70 = 1,192,405.80/x - Step 3: Cross multiply
4,032,661.80x = 6,049,568.70 × 1,192,405.80 - Step 4: Simplify right side
4,032,661.80x = 7,213,540,805,378.46 - Step 5: Solve for x
x = 7,213,540,805,378.46/4,032,661.80 - Step 6: Final answer
x = 1,788,779.02
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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.