Finding the Fourth Proportional to 1,879,437.54, 2,593,623.79 and 1,019,997.79
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Solution
The fourth proportional to 1,879,437.54, 2,593,623.79 and 1,019,997.79 is: 1,407,596.94
Step by Step Solution
- Step 1: Write the proportion equation
1,879,437.54 : 2,593,623.79 = 1,019,997.79 : x - Step 2: Convert to fraction form
1,879,437.54/2,593,623.79 = 1,019,997.79/x - Step 3: Cross multiply
1,879,437.54x = 2,593,623.79 × 1,019,997.79 - Step 4: Simplify right side
1,879,437.54x = 2,645,490,533,891.42 - Step 5: Solve for x
x = 2,645,490,533,891.42/1,879,437.54 - Step 6: Final answer
x = 1,407,596.94
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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.