Finding the Fourth Proportional to 1,677,537.70, 2,513,818.21 and 1,232,128.42
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Solution
The fourth proportional to 1,677,537.70, 2,513,818.21 and 1,232,128.42 is: 1,846,364.98
Step by Step Solution
- Step 1: Write the proportion equation
1,677,537.70 : 2,513,818.21 = 1,232,128.42 : x - Step 2: Convert to fraction form
1,677,537.70/2,513,818.21 = 1,232,128.42/x - Step 3: Cross multiply
1,677,537.70x = 2,513,818.21 × 1,232,128.42 - Step 4: Simplify right side
1,677,537.70x = 3,097,346,859,254.53 - Step 5: Solve for x
x = 3,097,346,859,254.53/1,677,537.70 - Step 6: Final answer
x = 1,846,364.98
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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.