Finding the Fourth Proportional to 2,213,622.99, 3,312,934.82 and 1,361,234.53
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Solution
The fourth proportional to 2,213,622.99, 3,312,934.82 and 1,361,234.53 is: 2,037,239.98
Step by Step Solution
- Step 1: Write the proportion equation
2,213,622.99 : 3,312,934.82 = 1,361,234.53 : x - Step 2: Convert to fraction form
2,213,622.99/3,312,934.82 = 1,361,234.53/x - Step 3: Cross multiply
2,213,622.99x = 3,312,934.82 × 1,361,234.53 - Step 4: Simplify right side
2,213,622.99x = 4,509,681,256,427.70 - Step 5: Solve for x
x = 4,509,681,256,427.70/2,213,622.99 - Step 6: Final answer
x = 2,037,239.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.