Finding the Fourth Proportional to 4,114,335.20, 6,171,502.80 and 1,717,383.20
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Solution
The fourth proportional to 4,114,335.20, 6,171,502.80 and 1,717,383.20 is: 2,576,074.80
Step by Step Solution
- Step 1: Write the proportion equation
4,114,335.20 : 6,171,502.80 = 1,717,383.20 : x - Step 2: Convert to fraction form
4,114,335.20/6,171,502.80 = 1,717,383.20/x - Step 3: Cross multiply
4,114,335.20x = 6,171,502.80 × 1,717,383.20 - Step 4: Simplify right side
4,114,335.20x = 10,598,835,227,472.96 - Step 5: Solve for x
x = 10,598,835,227,472.96/4,114,335.20 - Step 6: Final answer
x = 2,576,074.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.