Finding the Fourth Proportional to 3,034,033.74, 4,186,793.07 and 1,811,718.54
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Solution
The fourth proportional to 3,034,033.74, 4,186,793.07 and 1,811,718.54 is: 2,500,067.99
Step by Step Solution
- Step 1: Write the proportion equation
3,034,033.74 : 4,186,793.07 = 1,811,718.54 : x - Step 2: Convert to fraction form
3,034,033.74/4,186,793.07 = 1,811,718.54/x - Step 3: Cross multiply
3,034,033.74x = 4,186,793.07 × 1,811,718.54 - Step 4: Simplify right side
3,034,033.74x = 7,585,290,628,062.52 - Step 5: Solve for x
x = 7,585,290,628,062.52/3,034,033.74 - Step 6: Final answer
x = 2,500,067.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.