Finding the Fourth Proportional to 6,161,576.13, 8,502,320.48 and 3,407,826.02
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Solution
The fourth proportional to 6,161,576.13, 8,502,320.48 and 3,407,826.02 is: 4,702,437.87
Step by Step Solution
- Step 1: Write the proportion equation
6,161,576.13 : 8,502,320.48 = 3,407,826.02 : x - Step 2: Convert to fraction form
6,161,576.13/8,502,320.48 = 3,407,826.02/x - Step 3: Cross multiply
6,161,576.13x = 8,502,320.48 × 3,407,826.02 - Step 4: Simplify right side
6,161,576.13x = 28,974,428,919,611.29 - Step 5: Solve for x
x = 28,974,428,919,611.29/6,161,576.13 - Step 6: Final answer
x = 4,702,437.87
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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.