Finding the Fourth Proportional to 1,643,610.97, 2,460,986.30 and 1,073,580.49
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Solution
The fourth proportional to 1,643,610.97, 2,460,986.30 and 1,073,580.49 is: 1,607,477.03
Step by Step Solution
- Step 1: Write the proportion equation
1,643,610.97 : 2,460,986.30 = 1,073,580.49 : x - Step 2: Convert to fraction form
1,643,610.97/2,460,986.30 = 1,073,580.49/x - Step 3: Cross multiply
1,643,610.97x = 2,460,986.30 × 1,073,580.49 - Step 4: Simplify right side
1,643,610.97x = 2,642,066,872,469.38 - Step 5: Solve for x
x = 2,642,066,872,469.38/1,643,610.97 - Step 6: Final answer
x = 1,607,477.03
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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.