Finding the Fourth Proportional to 2,877,825.74, 3,971,375.15 and 1,588,638.44
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Solution
The fourth proportional to 2,877,825.74, 3,971,375.15 and 1,588,638.44 is: 2,192,307.59
Step by Step Solution
- Step 1: Write the proportion equation
2,877,825.74 : 3,971,375.15 = 1,588,638.44 : x - Step 2: Convert to fraction form
2,877,825.74/3,971,375.15 = 1,588,638.44/x - Step 3: Cross multiply
2,877,825.74x = 3,971,375.15 × 1,588,638.44 - Step 4: Simplify right side
2,877,825.74x = 6,309,079,222,950.77 - Step 5: Solve for x
x = 6,309,079,222,950.77/2,877,825.74 - Step 6: Final answer
x = 2,192,307.59
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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.