Finding the Fourth Proportional to 3,844,601.22, 5,305,491.30 and 2,102,276.17
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Solution
The fourth proportional to 3,844,601.22, 5,305,491.30 and 2,102,276.17 is: 2,901,109.19
Step by Step Solution
- Step 1: Write the proportion equation
3,844,601.22 : 5,305,491.30 = 2,102,276.17 : x - Step 2: Convert to fraction form
3,844,601.22/5,305,491.30 = 2,102,276.17/x - Step 3: Cross multiply
3,844,601.22x = 5,305,491.30 × 2,102,276.17 - Step 4: Simplify right side
3,844,601.22x = 11,153,607,930,132.32 - Step 5: Solve for x
x = 11,153,607,930,132.32/3,844,601.22 - Step 6: Final answer
x = 2,901,109.19
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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.