Finding the Fourth Proportional to 2,491,125.36, 3,723,038.22 and 1,818,622.88
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Solution
The fourth proportional to 2,491,125.36, 3,723,038.22 and 1,818,622.88 is: 2,717,969.40
Step by Step Solution
- Step 1: Write the proportion equation
2,491,125.36 : 3,723,038.22 = 1,818,622.88 : x - Step 2: Convert to fraction form
2,491,125.36/3,723,038.22 = 1,818,622.88/x - Step 3: Cross multiply
2,491,125.36x = 3,723,038.22 × 1,818,622.88 - Step 4: Simplify right side
2,491,125.36x = 6,770,802,490,006.47 - Step 5: Solve for x
x = 6,770,802,490,006.47/2,491,125.36 - Step 6: Final answer
x = 2,717,969.40
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.