Finding the Fourth Proportional to 4,078,421.80, 5,628,093.23 and 2,242,874.41
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Solution
The fourth proportional to 4,078,421.80, 5,628,093.23 and 2,242,874.41 is: 3,095,095.82
Step by Step Solution
- Step 1: Write the proportion equation
4,078,421.80 : 5,628,093.23 = 2,242,874.41 : x - Step 2: Convert to fraction form
4,078,421.80/5,628,093.23 = 2,242,874.41/x - Step 3: Cross multiply
4,078,421.80x = 5,628,093.23 × 2,242,874.41 - Step 4: Simplify right side
4,078,421.80x = 12,623,106,274,198.20 - Step 5: Solve for x
x = 12,623,106,274,198.20/4,078,421.80 - Step 6: Final answer
x = 3,095,095.82
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1.5x scale
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.