Finding the Fourth Proportional to 2,828,163.15, 3,902,952.99 and 1,604,520.22
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Solution
The fourth proportional to 2,828,163.15, 3,902,952.99 and 1,604,520.22 is: 2,214,287.74
Step by Step Solution
- Step 1: Write the proportion equation
2,828,163.15 : 3,902,952.99 = 1,604,520.22 : x - Step 2: Convert to fraction form
2,828,163.15/3,902,952.99 = 1,604,520.22/x - Step 3: Cross multiply
2,828,163.15x = 3,902,952.99 × 1,604,520.22 - Step 4: Simplify right side
2,828,163.15x = 6,262,366,990,164.46 - Step 5: Solve for x
x = 6,262,366,990,164.46/2,828,163.15 - Step 6: Final answer
x = 2,214,287.74
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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.