Finding the Fourth Proportional to 2,049,425.28, 2,828,251.08 and 1,131,652.08
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Solution
The fourth proportional to 2,049,425.28, 2,828,251.08 and 1,131,652.08 is: 1,561,704.27
Step by Step Solution
- Step 1: Write the proportion equation
2,049,425.28 : 2,828,251.08 = 1,131,652.08 : x - Step 2: Convert to fraction form
2,049,425.28/2,828,251.08 = 1,131,652.08/x - Step 3: Cross multiply
2,049,425.28x = 2,828,251.08 × 1,131,652.08 - Step 4: Simplify right side
2,049,425.28x = 3,200,596,217,444.25 - Step 5: Solve for x
x = 3,200,596,217,444.25/2,049,425.28 - Step 6: Final answer
x = 1,561,704.27
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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.