Finding the Fourth Proportional to 2,487,218.81, 3,730,613.90 and 1,514,330.91
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Solution
The fourth proportional to 2,487,218.81, 3,730,613.90 and 1,514,330.91 is: 2,271,365.88
Step by Step Solution
- Step 1: Write the proportion equation
2,487,218.81 : 3,730,613.90 = 1,514,330.91 : x - Step 2: Convert to fraction form
2,487,218.81/3,730,613.90 = 1,514,330.91/x - Step 3: Cross multiply
2,487,218.81x = 3,730,613.90 × 1,514,330.91 - Step 4: Simplify right side
2,487,218.81x = 5,649,383,934,473.99 - Step 5: Solve for x
x = 5,649,383,934,473.99/2,487,218.81 - Step 6: Final answer
x = 2,271,365.88
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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.