Finding the Fourth Proportional to 2,586,930.80, 3,882,145.80 and 1,449,690.80
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Solution
The fourth proportional to 2,586,930.80, 3,882,145.80 and 1,449,690.80 is: 2,175,516.66
Step by Step Solution
- Step 1: Write the proportion equation
2,586,930.80 : 3,882,145.80 = 1,449,690.80 : x - Step 2: Convert to fraction form
2,586,930.80/3,882,145.80 = 1,449,690.80/x - Step 3: Cross multiply
2,586,930.80x = 3,882,145.80 × 1,449,690.80 - Step 4: Simplify right side
2,586,930.80x = 5,627,911,050,518.64 - Step 5: Solve for x
x = 5,627,911,050,518.64/2,586,930.80 - Step 6: Final answer
x = 2,175,516.66
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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.