Finding the Fourth Proportional to 4,101,939.90, 5,660,817.03 and 2,574,889.02
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Solution
The fourth proportional to 4,101,939.90, 5,660,817.03 and 2,574,889.02 is: 3,553,434.71
Step by Step Solution
- Step 1: Write the proportion equation
4,101,939.90 : 5,660,817.03 = 2,574,889.02 : x - Step 2: Convert to fraction form
4,101,939.90/5,660,817.03 = 2,574,889.02/x - Step 3: Cross multiply
4,101,939.90x = 5,660,817.03 × 2,574,889.02 - Step 4: Simplify right side
4,101,939.90x = 14,575,975,614,776.01 - Step 5: Solve for x
x = 14,575,975,614,776.01/4,101,939.90 - Step 6: Final answer
x = 3,553,434.71
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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.