Finding the Fourth Proportional to 1,074,393.36, 1,611,824.58 and 354,766.68
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Solution
The fourth proportional to 1,074,393.36, 1,611,824.58 and 354,766.68 is: 532,227.47
Step by Step Solution
- Step 1: Write the proportion equation
1,074,393.36 : 1,611,824.58 = 354,766.68 : x - Step 2: Convert to fraction form
1,074,393.36/1,611,824.58 = 354,766.68/x - Step 3: Cross multiply
1,074,393.36x = 1,611,824.58 × 354,766.68 - Step 4: Simplify right side
1,074,393.36x = 571,821,654,988.99 - Step 5: Solve for x
x = 571,821,654,988.99/1,074,393.36 - Step 6: Final answer
x = 532,227.47
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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.