Finding the Fourth Proportional to 2,107,316.75, 3,159,037.53 and 759,149.64
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Solution
The fourth proportional to 2,107,316.75, 3,159,037.53 and 759,149.64 is: 1,138,026.45
Step by Step Solution
- Step 1: Write the proportion equation
2,107,316.75 : 3,159,037.53 = 759,149.64 : x - Step 2: Convert to fraction form
2,107,316.75/3,159,037.53 = 759,149.64/x - Step 3: Cross multiply
2,107,316.75x = 3,159,037.53 × 759,149.64 - Step 4: Simplify right side
2,107,316.75x = 2,398,182,203,645.99 - Step 5: Solve for x
x = 2,398,182,203,645.99/2,107,316.75 - Step 6: Final answer
x = 1,138,026.45
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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.