Finding the Fourth Proportional to 3,714,184.10, 5,126,636.94 and 2,187,176.96
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Solution
The fourth proportional to 3,714,184.10, 5,126,636.94 and 2,187,176.96 is: 3,018,930.11
Step by Step Solution
- Step 1: Write the proportion equation
3,714,184.10 : 5,126,636.94 = 2,187,176.96 : x - Step 2: Convert to fraction form
3,714,184.10/5,126,636.94 = 2,187,176.96/x - Step 3: Cross multiply
3,714,184.10x = 5,126,636.94 × 2,187,176.96 - Step 4: Simplify right side
3,714,184.10x = 11,212,862,197,452.90 - Step 5: Solve for x
x = 11,212,862,197,452.90/3,714,184.10 - Step 6: Final answer
x = 3,018,930.11
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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.