Finding the Fourth Proportional to 2,512,125.14, 3,465,256.88 and 1,580,351.15
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Solution
The fourth proportional to 2,512,125.14, 3,465,256.88 and 1,580,351.15 is: 2,179,956.18
Step by Step Solution
- Step 1: Write the proportion equation
2,512,125.14 : 3,465,256.88 = 1,580,351.15 : x - Step 2: Convert to fraction form
2,512,125.14/3,465,256.88 = 1,580,351.15/x - Step 3: Cross multiply
2,512,125.14x = 3,465,256.88 × 1,580,351.15 - Step 4: Simplify right side
2,512,125.14x = 5,476,322,707,967.43 - Step 5: Solve for x
x = 5,476,322,707,967.43/2,512,125.14 - Step 6: Final answer
x = 2,179,956.18
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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.