Finding the Fourth Proportional to 2,821,958.54, 4,232,649.44 and 772,801.31
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Solution
The fourth proportional to 2,821,958.54, 4,232,649.44 and 772,801.31 is: 1,159,122.99
Step by Step Solution
- Step 1: Write the proportion equation
2,821,958.54 : 4,232,649.44 = 772,801.31 : x - Step 2: Convert to fraction form
2,821,958.54/4,232,649.44 = 772,801.31/x - Step 3: Cross multiply
2,821,958.54x = 4,232,649.44 × 772,801.31 - Step 4: Simplify right side
2,821,958.54x = 3,270,997,006,975.51 - Step 5: Solve for x
x = 3,270,997,006,975.51/2,821,958.54 - Step 6: Final answer
x = 1,159,122.99
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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.