Finding the Fourth Proportional to 2,558,556.20, 3,837,826.74 and 1,041,881.96
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Solution
The fourth proportional to 2,558,556.20, 3,837,826.74 and 1,041,881.96 is: 1,562,819.86
Step by Step Solution
- Step 1: Write the proportion equation
2,558,556.20 : 3,837,826.74 = 1,041,881.96 : x - Step 2: Convert to fraction form
2,558,556.20/3,837,826.74 = 1,041,881.96/x - Step 3: Cross multiply
2,558,556.20x = 3,837,826.74 × 1,041,881.96 - Step 4: Simplify right side
2,558,556.20x = 3,998,562,446,011.61 - Step 5: Solve for x
x = 3,998,562,446,011.61/2,558,556.20 - Step 6: Final answer
x = 1,562,819.86
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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.