Finding the Fourth Proportional to 1,842,698.79, 2,542,812.63 and 1,015,736.19
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Solution
The fourth proportional to 1,842,698.79, 2,542,812.63 and 1,015,736.19 is: 1,401,654.37
Step by Step Solution
- Step 1: Write the proportion equation
1,842,698.79 : 2,542,812.63 = 1,015,736.19 : x - Step 2: Convert to fraction form
1,842,698.79/2,542,812.63 = 1,015,736.19/x - Step 3: Cross multiply
1,842,698.79x = 2,542,812.63 × 1,015,736.19 - Step 4: Simplify right side
1,842,698.79x = 2,582,826,812,680.08 - Step 5: Solve for x
x = 2,582,826,812,680.08/1,842,698.79 - Step 6: Final answer
x = 1,401,654.37
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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.