Finding the Fourth Proportional to 3,707,005.70, 5,560,508.55 and 2,214,013.70
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Solution
The fourth proportional to 3,707,005.70, 5,560,508.55 and 2,214,013.70 is: 3,321,020.55
Step by Step Solution
- Step 1: Write the proportion equation
3,707,005.70 : 5,560,508.55 = 2,214,013.70 : x - Step 2: Convert to fraction form
3,707,005.70/5,560,508.55 = 2,214,013.70/x - Step 3: Cross multiply
3,707,005.70x = 5,560,508.55 × 2,214,013.70 - Step 4: Simplify right side
3,707,005.70x = 12,311,042,108,667.13 - Step 5: Solve for x
x = 12,311,042,108,667.13/3,707,005.70 - Step 6: Final answer
x = 3,321,020.55
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1.5x scale
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.