Finding the Fourth Proportional to 1,842,720.24, 2,542,842.06 and 1,015,757.58
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Solution
The fourth proportional to 1,842,720.24, 2,542,842.06 and 1,015,757.58 is: 1,401,683.79
Step by Step Solution
- Step 1: Write the proportion equation
1,842,720.24 : 2,542,842.06 = 1,015,757.58 : x - Step 2: Convert to fraction form
1,842,720.24/2,542,842.06 = 1,015,757.58/x - Step 3: Cross multiply
1,842,720.24x = 2,542,842.06 × 1,015,757.58 - Step 4: Simplify right side
1,842,720.24x = 2,582,911,097,187.82 - Step 5: Solve for x
x = 2,582,911,097,187.82/1,842,720.24 - Step 6: Final answer
x = 1,401,683.79
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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.