Finding the Fourth Proportional to 3,392,795.16, 4,682,060.84 and 1,864,869.48
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Solution
The fourth proportional to 3,392,795.16, 4,682,060.84 and 1,864,869.48 is: 2,573,521.82
Step by Step Solution
- Step 1: Write the proportion equation
3,392,795.16 : 4,682,060.84 = 1,864,869.48 : x - Step 2: Convert to fraction form
3,392,795.16/4,682,060.84 = 1,864,869.48/x - Step 3: Cross multiply
3,392,795.16x = 4,682,060.84 × 1,864,869.48 - Step 4: Simplify right side
3,392,795.16x = 8,731,432,364,019.16 - Step 5: Solve for x
x = 8,731,432,364,019.16/3,392,795.16 - Step 6: Final answer
x = 2,573,521.82
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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.