Finding the Fourth Proportional to 4,843,279.52, 6,682,216.74 and 2,749,779.44
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Solution
The fourth proportional to 4,843,279.52, 6,682,216.74 and 2,749,779.44 is: 3,793,838.89
Step by Step Solution
- Step 1: Write the proportion equation
4,843,279.52 : 6,682,216.74 = 2,749,779.44 : x - Step 2: Convert to fraction form
4,843,279.52/6,682,216.74 = 2,749,779.44/x - Step 3: Cross multiply
4,843,279.52x = 6,682,216.74 × 2,749,779.44 - Step 4: Simplify right side
4,843,279.52x = 18,374,622,205,275.82 - Step 5: Solve for x
x = 18,374,622,205,275.82/4,843,279.52 - Step 6: Final answer
x = 3,793,838.89
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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.