Finding the Fourth Proportional to 2,681,233.52, 3,700,174.37 and 1,457,621.19
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Solution
The fourth proportional to 2,681,233.52, 3,700,174.37 and 1,457,621.19 is: 2,011,556.45
Step by Step Solution
- Step 1: Write the proportion equation
2,681,233.52 : 3,700,174.37 = 1,457,621.19 : x - Step 2: Convert to fraction form
2,681,233.52/3,700,174.37 = 1,457,621.19/x - Step 3: Cross multiply
2,681,233.52x = 3,700,174.37 × 1,457,621.19 - Step 4: Simplify right side
2,681,233.52x = 5,393,452,561,118.80 - Step 5: Solve for x
x = 5,393,452,561,118.80/2,681,233.52 - Step 6: Final answer
x = 2,011,556.45
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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.