Finding the Fourth Proportional to 2,915,269.24, 4,023,251.76 and 1,608,514.90
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Solution
The fourth proportional to 2,915,269.24, 4,023,251.76 and 1,608,514.90 is: 2,219,849.99
Step by Step Solution
- Step 1: Write the proportion equation
2,915,269.24 : 4,023,251.76 = 1,608,514.90 : x - Step 2: Convert to fraction form
2,915,269.24/4,023,251.76 = 1,608,514.90/x - Step 3: Cross multiply
2,915,269.24x = 4,023,251.76 × 1,608,514.90 - Step 4: Simplify right side
2,915,269.24x = 6,471,460,402,411.22 - Step 5: Solve for x
x = 6,471,460,402,411.22/2,915,269.24 - Step 6: Final answer
x = 2,219,849.99
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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.