Finding the Fourth Proportional to 2,746,686.80, 4,121,779.80 and 1,609,446.80
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Solution
The fourth proportional to 2,746,686.80, 4,121,779.80 and 1,609,446.80 is: 2,415,195.39
Step by Step Solution
- Step 1: Write the proportion equation
2,746,686.80 : 4,121,779.80 = 1,609,446.80 : x - Step 2: Convert to fraction form
2,746,686.80/4,121,779.80 = 1,609,446.80/x - Step 3: Cross multiply
2,746,686.80x = 4,121,779.80 × 1,609,446.80 - Step 4: Simplify right side
2,746,686.80x = 6,633,785,309,414.64 - Step 5: Solve for x
x = 6,633,785,309,414.64/2,746,686.80 - Step 6: Final answer
x = 2,415,195.39
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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.