Finding the Fourth Proportional to 3,141,787.08, 4,335,723.50 and 1,746,479.73
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Solution
The fourth proportional to 3,141,787.08, 4,335,723.50 and 1,746,479.73 is: 2,410,173.89
Step by Step Solution
- Step 1: Write the proportion equation
3,141,787.08 : 4,335,723.50 = 1,746,479.73 : x - Step 2: Convert to fraction form
3,141,787.08/4,335,723.50 = 1,746,479.73/x - Step 3: Cross multiply
3,141,787.08x = 4,335,723.50 × 1,746,479.73 - Step 4: Simplify right side
3,141,787.08x = 7,572,253,198,902.26 - Step 5: Solve for x
x = 7,572,253,198,902.26/3,141,787.08 - Step 6: Final answer
x = 2,410,173.89
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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.