Finding the Fourth Proportional to 2,106,460.62, 3,157,794.21 and 757,675.15
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Solution
The fourth proportional to 2,106,460.62, 3,157,794.21 and 757,675.15 is: 1,135,830.49
Step by Step Solution
- Step 1: Write the proportion equation
2,106,460.62 : 3,157,794.21 = 757,675.15 : x - Step 2: Convert to fraction form
2,106,460.62/3,157,794.21 = 757,675.15/x - Step 3: Cross multiply
2,106,460.62x = 3,157,794.21 × 757,675.15 - Step 4: Simplify right side
2,106,460.62x = 2,392,582,196,677.68 - Step 5: Solve for x
x = 2,392,582,196,677.68/2,106,460.62 - Step 6: Final answer
x = 1,135,830.49
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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.