Finding the Fourth Proportional to 1,103,087.08, 1,654,221.98 and 392,926.44
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Solution
The fourth proportional to 1,103,087.08, 1,654,221.98 and 392,926.44 is: 589,244.10
Step by Step Solution
- Step 1: Write the proportion equation
1,103,087.08 : 1,654,221.98 = 392,926.44 : x - Step 2: Convert to fraction form
1,103,087.08/1,654,221.98 = 392,926.44/x - Step 3: Cross multiply
1,103,087.08x = 1,654,221.98 × 392,926.44 - Step 4: Simplify right side
1,103,087.08x = 649,987,553,571.15 - Step 5: Solve for x
x = 649,987,553,571.15/1,103,087.08 - Step 6: Final answer
x = 589,244.10
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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.