Finding the Fourth Proportional to 4,382,761.37, 6,574,142.11 and 1,187,887.54
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Solution
The fourth proportional to 4,382,761.37, 6,574,142.11 and 1,187,887.54 is: 1,781,831.32
Step by Step Solution
- Step 1: Write the proportion equation
4,382,761.37 : 6,574,142.11 = 1,187,887.54 : x - Step 2: Convert to fraction form
4,382,761.37/6,574,142.11 = 1,187,887.54/x - Step 3: Cross multiply
4,382,761.37x = 6,574,142.11 × 1,187,887.54 - Step 4: Simplify right side
4,382,761.37x = 7,809,341,498,658.31 - Step 5: Solve for x
x = 7,809,341,498,658.31/4,382,761.37 - Step 6: Final answer
x = 1,781,831.32
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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.