Finding the Fourth Proportional to 2,079,040.70, 3,121,768.65 and 1,134,256.70
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Solution
The fourth proportional to 2,079,040.70, 3,121,768.65 and 1,134,256.70 is: 1,703,135.01
Step by Step Solution
- Step 1: Write the proportion equation
2,079,040.70 : 3,121,768.65 = 1,134,256.70 : x - Step 2: Convert to fraction form
2,079,040.70/3,121,768.65 = 1,134,256.70/x - Step 3: Cross multiply
2,079,040.70x = 3,121,768.65 × 1,134,256.70 - Step 4: Simplify right side
2,079,040.70x = 3,540,887,007,112.45 - Step 5: Solve for x
x = 3,540,887,007,112.45/2,079,040.70 - Step 6: Final answer
x = 1,703,135.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.