Finding the Fourth Proportional to 2,027,243.19, 2,797,596.70 and 1,109,471.80
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Solution
The fourth proportional to 2,027,243.19, 2,797,596.70 and 1,109,471.80 is: 1,531,071.68
Step by Step Solution
- Step 1: Write the proportion equation
2,027,243.19 : 2,797,596.70 = 1,109,471.80 : x - Step 2: Convert to fraction form
2,027,243.19/2,797,596.70 = 1,109,471.80/x - Step 3: Cross multiply
2,027,243.19x = 2,797,596.70 × 1,109,471.80 - Step 4: Simplify right side
2,027,243.19x = 3,103,854,641,900.88 - Step 5: Solve for x
x = 3,103,854,641,900.88/2,027,243.19 - Step 6: Final answer
x = 1,531,071.68
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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.