Finding the Fourth Proportional to 4,986,182.16, 7,479,273.24 and 1,199,665.08
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Solution
The fourth proportional to 4,986,182.16, 7,479,273.24 and 1,199,665.08 is: 1,799,497.62
Step by Step Solution
- Step 1: Write the proportion equation
4,986,182.16 : 7,479,273.24 = 1,199,665.08 : x - Step 2: Convert to fraction form
4,986,182.16/7,479,273.24 = 1,199,665.08/x - Step 3: Cross multiply
4,986,182.16x = 7,479,273.24 × 1,199,665.08 - Step 4: Simplify right side
4,986,182.16x = 8,972,622,929,806.46 - Step 5: Solve for x
x = 8,972,622,929,806.46/4,986,182.16 - Step 6: Final answer
x = 1,799,497.62
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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.