Finding the Fourth Proportional to 2,107,884.47, 3,159,889.18 and 759,717.09
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Solution
The fourth proportional to 2,107,884.47, 3,159,889.18 and 759,717.09 is: 1,138,877.32
Step by Step Solution
- Step 1: Write the proportion equation
2,107,884.47 : 3,159,889.18 = 759,717.09 : x - Step 2: Convert to fraction form
2,107,884.47/3,159,889.18 = 759,717.09/x - Step 3: Cross multiply
2,107,884.47x = 3,159,889.18 × 759,717.09 - Step 4: Simplify right side
2,107,884.47x = 2,400,621,810,652.79 - Step 5: Solve for x
x = 2,400,621,810,652.79/2,107,884.47 - Step 6: Final answer
x = 1,138,877.32
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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.