Finding the Fourth Proportional to 2,654,396.84, 3,962,217.17 and 2,277,738.05
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Solution
The fourth proportional to 2,654,396.84, 3,962,217.17 and 2,277,738.05 is: 3,399,978.73
Step by Step Solution
- Step 1: Write the proportion equation
2,654,396.84 : 3,962,217.17 = 2,277,738.05 : x - Step 2: Convert to fraction form
2,654,396.84/3,962,217.17 = 2,277,738.05/x - Step 3: Cross multiply
2,654,396.84x = 3,962,217.17 × 2,277,738.05 - Step 4: Simplify right side
2,654,396.84x = 9,024,892,779,272.54 - Step 5: Solve for x
x = 9,024,892,779,272.54/2,654,396.84 - Step 6: Final answer
x = 3,399,978.73
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.