Finding the Fourth Proportional to 2,685,516.96, 3,706,060.68 and 1,461,857.64
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Solution
The fourth proportional to 2,685,516.96, 3,706,060.68 and 1,461,857.64 is: 2,017,389.28
Step by Step Solution
- Step 1: Write the proportion equation
2,685,516.96 : 3,706,060.68 = 1,461,857.64 : x - Step 2: Convert to fraction form
2,685,516.96/3,706,060.68 = 1,461,857.64/x - Step 3: Cross multiply
2,685,516.96x = 3,706,060.68 × 1,461,857.64 - Step 4: Simplify right side
2,685,516.96x = 5,417,733,119,361.60 - Step 5: Solve for x
x = 5,417,733,119,361.60/2,685,516.96 - Step 6: Final answer
x = 2,017,389.28
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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.