Finding the Fourth Proportional to 2,675,405.80, 4,013,108.70 and 1,258,229.80
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Solution
The fourth proportional to 2,675,405.80, 4,013,108.70 and 1,258,229.80 is: 1,887,344.70
Step by Step Solution
- Step 1: Write the proportion equation
2,675,405.80 : 4,013,108.70 = 1,258,229.80 : x - Step 2: Convert to fraction form
2,675,405.80/4,013,108.70 = 1,258,229.80/x - Step 3: Cross multiply
2,675,405.80x = 4,013,108.70 × 1,258,229.80 - Step 4: Simplify right side
2,675,405.80x = 5,049,412,956,979.26 - Step 5: Solve for x
x = 5,049,412,956,979.26/2,675,405.80 - Step 6: Final answer
x = 1,887,344.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.