Finding the Fourth Proportional to 3,891,221.47, 5,840,374.19 and 2,071,114.41
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Solution
The fourth proportional to 3,891,221.47, 5,840,374.19 and 2,071,114.41 is: 3,108,556.85
Step by Step Solution
- Step 1: Write the proportion equation
3,891,221.47 : 5,840,374.19 = 2,071,114.41 : x - Step 2: Convert to fraction form
3,891,221.47/5,840,374.19 = 2,071,114.41/x - Step 3: Cross multiply
3,891,221.47x = 5,840,374.19 × 2,071,114.41 - Step 4: Simplify right side
3,891,221.47x = 12,096,083,156,246.91 - Step 5: Solve for x
x = 12,096,083,156,246.91/3,891,221.47 - Step 6: Final answer
x = 3,108,556.85
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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.