Finding the Fourth Proportional to 2,752,956.63, 3,799,687.77 and 1,529,682.66
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Solution
The fourth proportional to 2,752,956.63, 3,799,687.77 and 1,529,682.66 is: 2,111,299.70
Step by Step Solution
- Step 1: Write the proportion equation
2,752,956.63 : 3,799,687.77 = 1,529,682.66 : x - Step 2: Convert to fraction form
2,752,956.63/3,799,687.77 = 1,529,682.66/x - Step 3: Cross multiply
2,752,956.63x = 3,799,687.77 × 1,529,682.66 - Step 4: Simplify right side
2,752,956.63x = 5,812,316,495,183.07 - Step 5: Solve for x
x = 5,812,316,495,183.07/2,752,956.63 - Step 6: Final answer
x = 2,111,299.70
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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.