Finding the Fourth Proportional to 3,626,872.56, 5,440,111.97 and 1,102,330.98
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Solution
The fourth proportional to 3,626,872.56, 5,440,111.97 and 1,102,330.98 is: 1,653,436.63
Step by Step Solution
- Step 1: Write the proportion equation
3,626,872.56 : 5,440,111.97 = 1,102,330.98 : x - Step 2: Convert to fraction form
3,626,872.56/5,440,111.97 = 1,102,330.98/x - Step 3: Cross multiply
3,626,872.56x = 5,440,111.97 × 1,102,330.98 - Step 4: Simplify right side
3,626,872.56x = 5,996,803,953,688.18 - Step 5: Solve for x
x = 5,996,803,953,688.18/3,626,872.56 - Step 6: Final answer
x = 1,653,436.63
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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.