Finding the Fourth Proportional to 2,957,803.31, 4,081,768.58 and 1,599,676.31
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Solution
The fourth proportional to 2,957,803.31, 4,081,768.58 and 1,599,676.31 is: 2,207,553.32
Step by Step Solution
- Step 1: Write the proportion equation
2,957,803.31 : 4,081,768.58 = 1,599,676.31 : x - Step 2: Convert to fraction form
2,957,803.31/4,081,768.58 = 1,599,676.31/x - Step 3: Cross multiply
2,957,803.31x = 4,081,768.58 × 1,599,676.31 - Step 4: Simplify right side
2,957,803.31x = 6,529,508,514,531.95 - Step 5: Solve for x
x = 6,529,508,514,531.95/2,957,803.31 - Step 6: Final answer
x = 2,207,553.32
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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.