Finding the Fourth Proportional to 5,486,494.38, 8,230,135.23 and 1,892,208.48
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Solution
The fourth proportional to 5,486,494.38, 8,230,135.23 and 1,892,208.48 is: 2,838,448.49
Step by Step Solution
- Step 1: Write the proportion equation
5,486,494.38 : 8,230,135.23 = 1,892,208.48 : x - Step 2: Convert to fraction form
5,486,494.38/8,230,135.23 = 1,892,208.48/x - Step 3: Cross multiply
5,486,494.38x = 8,230,135.23 × 1,892,208.48 - Step 4: Simplify right side
5,486,494.38x = 15,573,131,673,752.75 - Step 5: Solve for x
x = 15,573,131,673,752.75/5,486,494.38 - Step 6: Final answer
x = 2,838,448.49
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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.