Finding the Fourth Proportional to 2,055,537.19, 2,836,568.96 and 1,137,768.13
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Solution
The fourth proportional to 2,055,537.19, 2,836,568.96 and 1,137,768.13 is: 1,570,079.96
Step by Step Solution
- Step 1: Write the proportion equation
2,055,537.19 : 2,836,568.96 = 1,137,768.13 : x - Step 2: Convert to fraction form
2,055,537.19/2,836,568.96 = 1,137,768.13/x - Step 3: Cross multiply
2,055,537.19x = 2,836,568.96 × 1,137,768.13 - Step 4: Simplify right side
2,055,537.19x = 3,227,357,755,546.40 - Step 5: Solve for x
x = 3,227,357,755,546.40/2,055,537.19 - Step 6: Final answer
x = 1,570,079.96
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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.