Finding the Fourth Proportional to 2,438,335.26, 3,366,546.45 and 1,521,960.06
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Solution
The fourth proportional to 2,438,335.26, 3,366,546.45 and 1,521,960.06 is: 2,101,330.90
Step by Step Solution
- Step 1: Write the proportion equation
2,438,335.26 : 3,366,546.45 = 1,521,960.06 : x - Step 2: Convert to fraction form
2,438,335.26/3,366,546.45 = 1,521,960.06/x - Step 3: Cross multiply
2,438,335.26x = 3,366,546.45 × 1,521,960.06 - Step 4: Simplify right side
2,438,335.26x = 5,123,749,237,034.79 - Step 5: Solve for x
x = 5,123,749,237,034.79/2,438,335.26 - Step 6: Final answer
x = 2,101,330.90
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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.