Finding the Fourth Proportional to 4,077,035.15, 6,115,553.81 and 1,198,402.07
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Solution
The fourth proportional to 4,077,035.15, 6,115,553.81 and 1,198,402.07 is: 1,797,603.42
Step by Step Solution
- Step 1: Write the proportion equation
4,077,035.15 : 6,115,553.81 = 1,198,402.07 : x - Step 2: Convert to fraction form
4,077,035.15/6,115,553.81 = 1,198,402.07/x - Step 3: Cross multiply
4,077,035.15x = 6,115,553.81 × 1,198,402.07 - Step 4: Simplify right side
4,077,035.15x = 7,328,892,339,108.38 - Step 5: Solve for x
x = 7,328,892,339,108.38/4,077,035.15 - Step 6: Final answer
x = 1,797,603.42
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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.