Finding the Fourth Proportional to 3,596,088.28, 5,396,260.50 and 1,323,208.75
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Solution
The fourth proportional to 3,596,088.28, 5,396,260.50 and 1,323,208.75 is: 1,985,596.17
Step by Step Solution
- Step 1: Write the proportion equation
3,596,088.28 : 5,396,260.50 = 1,323,208.75 : x - Step 2: Convert to fraction form
3,596,088.28/5,396,260.50 = 1,323,208.75/x - Step 3: Cross multiply
3,596,088.28x = 5,396,260.50 × 1,323,208.75 - Step 4: Simplify right side
3,596,088.28x = 7,140,379,110,879.38 - Step 5: Solve for x
x = 7,140,379,110,879.38/3,596,088.28 - Step 6: Final answer
x = 1,985,596.17
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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.