Finding the Fourth Proportional to 3,490,578.12, 5,235,283.98 and 966,488.52
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Solution
The fourth proportional to 3,490,578.12, 5,235,283.98 and 966,488.52 is: 1,449,571.30
Step by Step Solution
- Step 1: Write the proportion equation
3,490,578.12 : 5,235,283.98 = 966,488.52 : x - Step 2: Convert to fraction form
3,490,578.12/5,235,283.98 = 966,488.52/x - Step 3: Cross multiply
3,490,578.12x = 5,235,283.98 × 966,488.52 - Step 4: Simplify right side
3,490,578.12x = 5,059,841,865,609.91 - Step 5: Solve for x
x = 5,059,841,865,609.91/3,490,578.12 - Step 6: Final answer
x = 1,449,571.30
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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.