Finding the Fourth Proportional to 4,083,868.80, 6,126,188.64 and 1,205,246.52
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Solution
The fourth proportional to 4,083,868.80, 6,126,188.64 and 1,205,246.52 is: 1,807,983.53
Step by Step Solution
- Step 1: Write the proportion equation
4,083,868.80 : 6,126,188.64 = 1,205,246.52 : x - Step 2: Convert to fraction form
4,083,868.80/6,126,188.64 = 1,205,246.52/x - Step 3: Cross multiply
4,083,868.80x = 6,126,188.64 × 1,205,246.52 - Step 4: Simplify right side
4,083,868.80x = 7,383,567,539,223.53 - Step 5: Solve for x
x = 7,383,567,539,223.53/4,083,868.80 - Step 6: Final answer
x = 1,807,983.53
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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.