Finding the Fourth Proportional to 3,425,135.50, 4,726,686.59 and 2,048,478.99
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Solution
The fourth proportional to 3,425,135.50, 4,726,686.59 and 2,048,478.99 is: 2,826,900.77
Step by Step Solution
- Step 1: Write the proportion equation
3,425,135.50 : 4,726,686.59 = 2,048,478.99 : x - Step 2: Convert to fraction form
3,425,135.50/4,726,686.59 = 2,048,478.99/x - Step 3: Cross multiply
3,425,135.50x = 4,726,686.59 × 2,048,478.99 - Step 4: Simplify right side
3,425,135.50x = 9,682,518,177,050.94 - Step 5: Solve for x
x = 9,682,518,177,050.94/3,425,135.50 - Step 6: Final answer
x = 2,826,900.77
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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.