Finding the Fourth Proportional to 2,718,151.11, 4,080,376.35 and 1,458,439.11
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Solution
The fourth proportional to 2,718,151.11, 4,080,376.35 and 1,458,439.11 is: 2,189,348.65
Step by Step Solution
- Step 1: Write the proportion equation
2,718,151.11 : 4,080,376.35 = 1,458,439.11 : x - Step 2: Convert to fraction form
2,718,151.11/4,080,376.35 = 1,458,439.11/x - Step 3: Cross multiply
2,718,151.11x = 4,080,376.35 × 1,458,439.11 - Step 4: Simplify right side
2,718,151.11x = 5,950,980,452,359.05 - Step 5: Solve for x
x = 5,950,980,452,359.05/2,718,151.11 - Step 6: Final answer
x = 2,189,348.65
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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.