Finding the Fourth Proportional to 1,647,582.84, 2,470,896.90 and 494,782.90
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Solution
The fourth proportional to 1,647,582.84, 2,470,896.90 and 494,782.90 is: 742,030.99
Step by Step Solution
- Step 1: Write the proportion equation
1,647,582.84 : 2,470,896.90 = 494,782.90 : x - Step 2: Convert to fraction form
1,647,582.84/2,470,896.90 = 494,782.90/x - Step 3: Cross multiply
1,647,582.84x = 2,470,896.90 × 494,782.90 - Step 4: Simplify right side
1,647,582.84x = 1,222,557,533,783.01 - Step 5: Solve for x
x = 1,222,557,533,783.01/1,647,582.84 - Step 6: Final answer
x = 742,030.99
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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.