Finding the Fourth Proportional to 1,115,602.16, 1,674,090.16 and 441,568.80
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Solution
The fourth proportional to 1,115,602.16, 1,674,090.16 and 441,568.80 is: 662,625.09
Step by Step Solution
- Step 1: Write the proportion equation
1,115,602.16 : 1,674,090.16 = 441,568.80 : x - Step 2: Convert to fraction form
1,115,602.16/1,674,090.16 = 441,568.80/x - Step 3: Cross multiply
1,115,602.16x = 1,674,090.16 × 441,568.80 - Step 4: Simplify right side
1,115,602.16x = 739,225,983,043.01 - Step 5: Solve for x
x = 739,225,983,043.01/1,115,602.16 - Step 6: Final answer
x = 662,625.09
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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.