Finding the Fourth Proportional to 2,539,021.43, 3,503,849.18 and 1,451,316.35
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Solution
The fourth proportional to 2,539,021.43, 3,503,849.18 and 1,451,316.35 is: 2,002,816.34
Step by Step Solution
- Step 1: Write the proportion equation
2,539,021.43 : 3,503,849.18 = 1,451,316.35 : x - Step 2: Convert to fraction form
2,539,021.43/3,503,849.18 = 1,451,316.35/x - Step 3: Cross multiply
2,539,021.43x = 3,503,849.18 × 1,451,316.35 - Step 4: Simplify right side
2,539,021.43x = 5,085,193,604,371.13 - Step 5: Solve for x
x = 5,085,193,604,371.13/2,539,021.43 - Step 6: Final answer
x = 2,002,816.34
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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.