Finding the Fourth Proportional to 1,393,956.24, 1,924,246.80 and 941,859.60
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Solution
The fourth proportional to 1,393,956.24, 1,924,246.80 and 941,859.60 is: 1,300,163.00
Step by Step Solution
- Step 1: Write the proportion equation
1,393,956.24 : 1,924,246.80 = 941,859.60 : x - Step 2: Convert to fraction form
1,393,956.24/1,924,246.80 = 941,859.60/x - Step 3: Cross multiply
1,393,956.24x = 1,924,246.80 × 941,859.60 - Step 4: Simplify right side
1,393,956.24x = 1,812,370,321,349.28 - Step 5: Solve for x
x = 1,812,370,321,349.28/1,393,956.24 - Step 6: Final answer
x = 1,300,163.00
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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.