Finding the Fourth Proportional to 2,763,063.36, 3,813,159.24 and 1,539,451.44
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Solution
The fourth proportional to 2,763,063.36, 3,813,159.24 and 1,539,451.44 is: 2,124,516.42
Step by Step Solution
- Step 1: Write the proportion equation
2,763,063.36 : 3,813,159.24 = 1,539,451.44 : x - Step 2: Convert to fraction form
2,763,063.36/3,813,159.24 = 1,539,451.44/x - Step 3: Cross multiply
2,763,063.36x = 3,813,159.24 × 1,539,451.44 - Step 4: Simplify right side
2,763,063.36x = 5,870,173,482,967.31 - Step 5: Solve for x
x = 5,870,173,482,967.31/2,763,063.36 - Step 6: Final answer
x = 2,124,516.42
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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.