Finding the Fourth Proportional to 2,016,199.74, 2,780,486.70 and 1,471,472.70
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Solution
The fourth proportional to 2,016,199.74, 2,780,486.70 and 1,471,472.70 is: 2,029,268.33
Step by Step Solution
- Step 1: Write the proportion equation
2,016,199.74 : 2,780,486.70 = 1,471,472.70 : x - Step 2: Convert to fraction form
2,016,199.74/2,780,486.70 = 1,471,472.70/x - Step 3: Cross multiply
2,016,199.74x = 2,780,486.70 × 1,471,472.70 - Step 4: Simplify right side
2,016,199.74x = 4,091,410,271,763.09 - Step 5: Solve for x
x = 4,091,410,271,763.09/2,016,199.74 - Step 6: Final answer
x = 2,029,268.33
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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.