Finding the Fourth Proportional to 3,217,247.96, 4,440,196.08 and 1,859,120.96
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Solution
The fourth proportional to 3,217,247.96, 4,440,196.08 and 1,859,120.96 is: 2,565,814.54
Step by Step Solution
- Step 1: Write the proportion equation
3,217,247.96 : 4,440,196.08 = 1,859,120.96 : x - Step 2: Convert to fraction form
3,217,247.96/4,440,196.08 = 1,859,120.96/x - Step 3: Cross multiply
3,217,247.96x = 4,440,196.08 × 1,859,120.96 - Step 4: Simplify right side
3,217,247.96x = 8,254,861,598,837.84 - Step 5: Solve for x
x = 8,254,861,598,837.84/3,217,247.96 - Step 6: Final answer
x = 2,565,814.54
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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.