Finding the Fourth Proportional to 1,672,271.70, 2,519,564.09 and 1,512,532
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Solution
The fourth proportional to 1,672,271.70, 2,519,564.09 and 1,512,532 is: 2,278,888.84
Step by Step Solution
- Step 1: Write the proportion equation
1,672,271.70 : 2,519,564.09 = 1,512,532 : x - Step 2: Convert to fraction form
1,672,271.70/2,519,564.09 = 1,512,532/x - Step 3: Cross multiply
1,672,271.70x = 2,519,564.09 × 1,512,532 - Step 4: Simplify right side
1,672,271.70x = 3,810,921,312,175.88 - Step 5: Solve for x
x = 3,810,921,312,175.88/1,672,271.70 - Step 6: Final answer
x = 2,278,888.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.